IntChron

Records

Eidi

z_type: depth
record_comment: Palaeo lake
site: Eidi
country: Faroe Islands
region: Eysturoy
latitude: 62.306198120117
longitude: -7.0533299446106
record: Eidi
site_type: Terrestrial

Data series

QUEST493/40_Majors

series: QUEST493/40_Majors
series_type: Tephra_Sample_Majors
z: 2.435
z_range: 0.01
sample: QUEST493/40
context: Tjornuvik AD800 A
sector: bog
tephra_type: distal
tephra_deposit: fall
material: ash
collected_by: quest
volc_region: EVZ
volcano: Hekla
eruption: Tjornuvik AD800 A

labcode	batch	instrument	SiO2	TiO2	Al2O3	FeOt	MnO	MgO	CaO	Na2O	K2O	P2O5	Cl	F	total	ok
QUEST493/40/01	QUEST-07	QUEST-WDS	75.94	0.11	13.35	1.9	0.08	0.05	1.37	3.48	2.81	0	0	0	99.09	1
QUEST493/40/02	QUEST-07	QUEST-WDS	75.9	0.1	12.54	1.53	0.13	0.07	1.36	4.31	2.89	0	0	0	98.83	1
QUEST493/40/03	QUEST-07	QUEST-WDS	74.22	0.11	13.16	1.9	0.05	0.04	1.43	3.99	2.83	0	0	0	97.73	1
QUEST493/40/04	QUEST-07	QUEST-WDS	73.54	0.11	12.66	1.85	0.07	0.05	1.37	3.72	2.98	0	0	0	96.35	1
QUEST493/40/05	QUEST-07	QUEST-WDS	73.49	0.11	12.54	1.71	0.26	0.12	1.34	3.83	2.93	0	0	0	96.33	1
QUEST493/40/06	QUEST-07	QUEST-WDS	73.38	0.07	13.12	1.98	0.09	0.05	1.34	3.89	2.82	0	0	0	96.74	1
QUEST493/40/07	QUEST-07	QUEST-WDS	73.05	0.07	13.05	1.91	0.1	0.06	1.36	3.67	2.68	0	0	0	95.95	1
QUEST493/40/08	QUEST-07	QUEST-WDS	72.99	0.11	12.68	1.78	0.1	0.04	1.3	3.6	2.8	0	0	0	95.4	1
QUEST493/40/09	QUEST-07	QUEST-WDS	72.74	0.22	14	3.07	0.12	0.15	1.85	4.2	2.91	0	0	0	99.26	1
QUEST493/40/10	QUEST-07	QUEST-WDS	72.19	0.17	12.9	2.06	0.05	0.05	1.37	3.92	2.68	0	0	0	95.39	1
QUEST493/40/11	QUEST-07	QUEST-WDS	71.98	0.28	12.95	2.52	0.12	0.43	1.83	3.64	2.61	0	0	0	96.36	1
QUEST493/40/12	QUEST-07	QUEST-WDS	71.75	0.23	13.8	3.02	0.07	0.14	1.85	4.13	2.7	0	0	0	97.69	1
QUEST493/40/13	QUEST-07	QUEST-WDS	71.67	0.22	13.73	2.93	0.1	0.13	1.8	3.98	2.67	0	0	0	97.23	1
QUEST493/40/14	QUEST-07	QUEST-WDS	71.36	0.17	13.29	2.41	0.12	0.04	1.81	4.12	2.59	0	0	0	95.91	1
QUEST493/40/15	QUEST-07	QUEST-WDS	67.73	0.48	15.12	5.61	0.17	0.55	3.32	3.23	2.03	0	0	0	98.24	1
QUEST493/40/16	QUEST-07	QUEST-WDS	67.64	0.4	14.92	5.35	0.16	0.52	3.25	2.99	1.97	0	0	0	97.2	1
QUEST493/40/17	QUEST-07	QUEST-WDS	66.71	0.39	14.71	5.47	0.16	0.65	3.37	3.66	1.89	0	0	0	97.01	1
QUEST493/40/18	QUEST-07	QUEST-WDS	66.42	0.43	14.74	5.22	0.13	0.52	3.21	3.99	2.11	0	0	0	96.77	1
QUEST493/40/19	QUEST-07	QUEST-WDS	66.39	0.49	14.49	7.47	0.26	0.35	3.85	4.12	1.92	0	0	0	99.34	1
QUEST493/40/20	QUEST-07	QUEST-WDS	65.64	0.55	14.46	7.32	0.26	0.37	3.75	4.12	1.92	0	0	0	98.39	1
QUEST493/40/21	QUEST-07	QUEST-WDS	65.05	0.38	14.67	5.31	0.15	0.51	3.15	4.08	1.92	0	0	0	95.22	1

QUEST493/55_Majors

series: QUEST493/55_Majors
series_type: Tephra_Sample_Majors
z: 2.435
z_range: 0.01
sample: QUEST493/55
context: Landnam
sector: bog
tephra_type: distal
tephra_deposit: fall
material: ash
collected_by: quest
volc_region: EVZ
volcano: Veidivotn
eruption: Landnam (basaltic)

labcode	batch	instrument	SiO2	TiO2	Al2O3	FeOt	MnO	MgO	CaO	Na2O	K2O	P2O5	Cl	F	total	ok
QUEST493/55/01	QUEST-07	QUEST-WDS	49.9	1.86	13.5	12.46	0.24	6.43	11.37	2.67	0.28	0	0	0	98.71	1
QUEST493/55/02	QUEST-07	QUEST-WDS	49.73	1.87	13.19	12.28	0.22	6.56	11.52	2.61	0.23	0	0	0	98.21	1
QUEST493/55/03	QUEST-07	QUEST-WDS	49.57	1.78	13.29	11.99	0.25	6.55	11.45	2.52	0.25	0	0	0	97.65	1
QUEST493/55/04	QUEST-07	QUEST-WDS	49.31	1.73	13.36	12.47	0.29	6.35	11.25	2.39	0.28	0	0	0	97.43	1

QUEST493/89_Majors

series: QUEST493/89_Majors
series_type: Tephra_Sample_Majors
sample: QUEST493/89
context: H4 Hekla
sector: lake
tephra_type: distal
tephra_deposit: fall
material: ash
collected_by: quest
volc_region: EVZ
volcano: Hekla
eruption: H4 Hekla

labcode	batch	instrument	SiO2	TiO2	Al2O3	FeOt	MnO	MgO	CaO	Na2O	K2O	P2O5	Cl	F	total	ok
QUEST493/89/01	QUEST-07	QUEST-WDS	73.32	0.11	12.78	2.02	0.04	0.04	1.44	4.46	2.99	0	0	0	97.2	1
QUEST493/89/02	QUEST-07	QUEST-WDS	65.2	0.6	14.11	7.32	0.25	0.37	3.84	4.25	1.99	0	0	0	97.93	1
QUEST493/89/03	QUEST-07	QUEST-WDS	63.92	0.53	13.96	8.16	0.34	0.57	4.86	4.86	1.51	0	0	0	98.71	1
QUEST493/89/04	QUEST-07	QUEST-WDS	63.14	0.57	14.02	8.02	0.29	0.35	3.94	4.59	1.74	0	0	0	96.66	1
QUEST493/89/05	QUEST-07	QUEST-WDS	63.05	0.81	14.71	8.72	0.27	0.77	4.16	4.29	1.89	0	0	0	98.67	1
QUEST493/89/06	QUEST-07	QUEST-WDS	63.01	0.57	14.77	7.95	0.19	0.44	4.44	5.1	1.55	0	0	0	98.02	1
QUEST493/89/07	QUEST-07	QUEST-WDS	62.72	0.69	14.41	7.95	0.3	0.62	4.45	5.16	1.59	0	0	0	97.89	1
QUEST493/89/08	QUEST-07	QUEST-WDS	61.8	0.78	14.33	9.11	0.31	0.79	4.47	4.31	1.74	0	0	0	97.64	1
QUEST493/89/09	QUEST-07	QUEST-WDS	61.35	0.82	14.51	9.77	0.32	0.74	4.6	4.45	1.38	0	0	0	97.94	1
QUEST493/89/10	QUEST-07	QUEST-WDS	59.28	0.82	14.33	9.2	0.28	0.92	4.39	4.24	1.59	0	0	0	95.05	1

QUEST493/94_Majors

series: QUEST493/94_Majors
series_type: Tephra_Sample_Majors
sample: QUEST493/94
context: Mjauvotn A
sector: bog
tephra_type: distal
tephra_deposit: fall
material: ash
collected_by: quest
volc_region: EVZ
volcano: Katla
eruption: Mjauvotn A
notes: basaltic population

labcode	batch	instrument	SiO2	TiO2	Al2O3	FeOt	MnO	MgO	CaO	Na2O	K2O	P2O5	Cl	F	total	ok
QUEST493/94/01	QUEST-07	QUEST-WDS	47.42	3.94	13.56	15.5	0.24	5.49	10.35	2.65	0.62	0	0	0	99.77	1
QUEST493/94/02	QUEST-07	QUEST-WDS	46.82	4	13.47	14.57	0.27	4.75	10.08	3.48	0.72	0	0	0	98.16	1
QUEST493/94/03	QUEST-07	QUEST-WDS	47.09	4.2	12.57	14.11	0.22	5.22	10.51	3.21	0.73	0	0	0	97.86	1
QUEST493/94/04	QUEST-07	QUEST-WDS	47.42	4	12.89	14	0.27	5.28	10.34	2.82	0.59	0	0	0	97.61	1
QUEST493/94/05	QUEST-07	QUEST-WDS	47.05	4.08	12.6	14.18	0.24	4.82	10.15	3.05	0.85	0	0	0	97.02	1
QUEST493/94/06	QUEST-07	QUEST-WDS	46.43	4.03	12.64	14.5	0.19	5.02	9.98	3.28	0.81	0	0	0	96.88	1
QUEST493/94/07	QUEST-07	QUEST-WDS	46.44	4.07	12.69	14.64	0.28	4.89	9.77	3.19	0.8	0	0	0	96.77	1
QUEST493/94/08	QUEST-07	QUEST-WDS	46.96	4.42	12.49	14.52	0.25	4.74	9.43	2.83	0.86	0	0	0	96.5	1

QUEST493/95_Majors

series: QUEST493/95_Majors
series_type: Tephra_Sample_Majors
sample: QUEST493/95
context: Mjauvotn B
sector: bog
tephra_type: distal
tephra_deposit: fall
material: ash
collected_by: quest
volc_region: EVZ
volcano: Katla
eruption: Mjauvotn B
notes: trachyandesitic population

labcode	batch	instrument	SiO2	TiO2	Al2O3	FeOt	MnO	MgO	CaO	Na2O	K2O	P2O5	Cl	F	total	ok
QUEST493/95/01	QUEST-07	QUEST-WDS	56.3	2.1	13.61	10.11	0.23	2.45	5.73	4.11	1.75	0	0	0	96.39	1
QUEST493/95/02	QUEST-07	QUEST-WDS	54.76	2.13	13.6	10.21	0.28	2.5	6.22	4.16	1.72	0	0	0	95.58	1

Tephra_Samples

series: Tephra_Samples
series_type: Tephra_Samples

z	z_range	sample	t	t_sigma	context	sector	tephra_type	tephra_deposit	material	tephra_shards	tephra_shards_abs	volc_region	volcano	eruption	notes
2.435	0.01	QUEST493/55	871.5	1	Landnam	bog	distal	fall	ash	9999	0	EVZ	Veidivotn	Landnam (basaltic)
2.435	0.01	QUEST493/40	800.5	50	Tjornuvik AD800 A	bog	distal	fall	ash	9999	0	EVZ	Hekla	Tjornuvik AD800 A

Tephras

series: Tephras
series_type: Tephras

z	z_range	t	t_sigma	sample	volc_region	volcano	eruption	ref
2.435	0.01	800.5	50	QUEST493/40	EVZ	Hekla	Tjornuvik AD800 A	doi:10.1191/095968301668079904
2.435	0.01	871.5	1	QUEST493/55	EVZ	Veidivotn	Landnam (basaltic)	doi:10.1191/095968301668079904
		-2309.5	20	QUEST493/89	EVZ	Hekla	H4 Hekla	doi:10.1191/095968301668079904
		-4399.5	200	QUEST493/94	EVZ	Katla	Mjauvotn A	doi:10.1191/095968301668079904
		-4399.5	200	QUEST493/95	EVZ	Katla	Mjauvotn B	doi:10.1191/095968301668079904

data_url: https://intchron.org/public.php?record=reset/Eidi

Hekla

record_comment: East volcanic zone (EVZ), terminology after Thordarson & Larsen (2007)
site: Hekla
country: Iceland
region: EVZ
latitude: 63.979999542236
longitude: -19.700000762939
record: Hekla
site_type: Volcano

Data series

Eruptions

series: Eruptions
series_type: Volc_Eruptions

eruption	eruption_type	t	t_sigma	t_source	ref	notes
Hekla AD1947	Plinian	1947.5	1	Calendar	doi:10.1191/095968399669624108	AD 1947 historical
Hekla AD1845	Plinian	1845.5	1	Calendar	doi:10.1191/095968399669624108	AD 1845 historical
Hekla AD1510	Plinian	1510.5	1	Calendar	doi:10.1191/095968399669624108	AD 1510 historical
Hekla AD1300	Plinian	1300.5	1	Calendar	doi:10.1191/095968399669624108	AD 1300 historical
Hekla AD1158	Plinian	1158.5	1	Calendar	doi:10.1191/095968399669624108	AD 1158 historical
Hekla AD1104	Ultra-Plinian	1104.5	1	Calendar	doi:10.1191/095968399669624108	AD 1104 historical (see Larsen and Thorarinsson 1977; Larsen et al. 1999)
MOR-T6	Plinian	840.5	100		doi:10.1191/0959683604hl749rp	c. AD 840 interpolated (Chambers et al. 2004)
Tjornuvik AD800 A	Plinian	800.5	50		doi:10.1191/095968301668079904	ninth century AD age suggested by Wastegard et al. (2001).
BMR-190	Plinian	-643.5	60	IntCal04	doi:10.1191/0959683604hl757rr	c. 705-585 cal BC (Plunkett et al. 2004).
H3 Hekla	Ultra-Plinian	-1054.5	157	IntCal09		c. 2820 ± 70 14C yr BP, i.e. 3156-2772 yr cal BP (2 sigma; Larsen and Thorarinsson 1977)
KAL-X	Plinian	-1769.5	15	IntCal04	doi:10.1177/0959683608089208	c. 3735-3705 cal BP wiggle-match. Proximal equivalent of Hekla Selsund, Hekla HS and Kebister distal tephras (Wastegard et al. 2008)
Hekla Selsund	Plinian	-1769.5	15	IntCal04	doi:10.1177/0959683608089208	c. 3735-3705 cal BP wiggle-match. Distal equivalent of Hekla KAL-X proximal tephra (Wastegard et al. 2008).
Kebister	Plinian	-1769.5	15	IntCal04	doi:10.1177/0959683608089208	c. 3735-3705 cal BP wiggle-match. Distal equivalent of Hekla KAL-X proximal tephra (Wastegard et al. 2008).
Hekla HS	Plinian	-1769.5	15	IntCal04	doi:10.1177/0959683608089208	c. 3735-3705 cal BP wiggle-match. Distal equivalent of Hekla KAL-X proximal tephra (Wastegard et al. 2008).
H4 Hekla	Ultra-Plinian	-2309.5	20		doi:10.1177/095968369500500111	c. 2310 ± 20 calBC wiggle-match at Sluggan
Lairg A	Plinian	-4952.5	47		doi:10.1191/0959683602hl538rr	c. 4997-4902 cal BC 14C wiggle-match (Pilcher et al. 1996; Hall & Pilcher 2002).
H5 Hekla	Ultra-Plinian	-5101.5	105	IntCal09	ref:vilmundardottir1982hss	c. 6185 ± 100 or 6070 ± 120 14C yr BP (respectively Thórarinsson 1971 and Vilmundardóttir & Kaldal 1982). Weighted mean age gives 7247-6800 yr cal BP (2 sigma).

Hekla AD1104_Distribution

series: Hekla AD1104_Distribution
series_type: Tephra_Distribution
eruption: Hekla AD1104

site	country	longitude	latitude	elevation	site_type	sample	tephra_type	tephra_deposit	material	z_range	collected	collected_by	notes
Ballysculllian East	UK	-6.462999821	54.79750061	44	Terrestrial	QUEST621/38	distal	fall	ash			quest
Derrycunihy Wood	Ireland	-9.416669846	52.01670074		Terrestrial	QUEST580/38	distal	fall	ash			quest

H4 Hekla_Distribution

series: H4 Hekla_Distribution
series_type: Tephra_Distribution
eruption: H4 Hekla

site	country	longitude	latitude	elevation	site_type	sample	tephra_type	tephra_deposit	material	z_range	collected	collected_by	notes
Bødalsvatnett	Norway	13.56200027	68.1969986	42	Terrestrial	QUEST634/47	distal	fall	ash			quest
Corlea Bog west Corlea I	Ireland	-7.866670132	53.59999847		Terrestrial	QUEST578/47	distal	fall	ash			quest
Croaghaun East	Ireland	-9.455030441	54.19200134		Terrestrial	QUEST581/47	distal	fall	ash			quest
Red Bog	Ireland	-8.533280373	52.51639938		Terrestrial	QUEST582/47	distal	fall	ash			quest
Toome	UK	-6.461790085	54.75170135		Terrestrial	QUEST632/47	distal	fall	ash			quest

Hekla AD1510_Distribution

series: Hekla AD1510_Distribution
series_type: Tephra_Distribution
eruption: Hekla AD1510

	site	country	longitude	latitude	elevation	site_type	sample	tephra_type	tephra_deposit	material	z_range	collected	collected_by	notes
	Derrycunihy Wood	Ireland	-9.416669846	52.01670074		Terrestrial	QUEST580/35	distal	fall	ash			quest

Lairg A_Distribution

series: Lairg A_Distribution
series_type: Tephra_Distribution
eruption: Lairg A

	site	country	longitude	latitude	elevation	site_type	sample	tephra_type	tephra_deposit	material	z_range	collected	collected_by	notes
	Toome	UK	-6.461790085	54.75170135		Terrestrial	QUEST632/48	distal	fall	ash			quest

data_url: https://intchron.org/public.php?record=reset/Hekla

Katla

record_comment: Subglacial volcano; East volcanic zone (EVZ), terminology after Thordarson & Larsen (2007)
site: Katla
country: Iceland
region: EVZ
latitude: 63.630001068115
longitude: -19.049999237061
record: Katla
site_type: Volcano

Data series

Eruptions

series: Eruptions
series_type: Volc_Eruptions

eruption	eruption_type	t	t_sigma	t_source	ref	notes
Vedde Ash	Ultra-Plinian	-10170.5	1	GICC05	doi:10.1029/2005jd006079	Bi-model rhyolitic and basalt ash layer, c. 12171 ± 114 yr b2k (GICC05); alternatively NGRIP SS09 11985-11988 ice core yr BP. Norddahl and Haflidason (1992) have suggested that the Skogar tephra is the proximal correlate of the Vedde Ash.
Katla AD1625	Plinian	1625.5	1	Calendar		AD 1625 historical
Eldgja tephra	Sub-Plinian	934.5	1	GICC05	doi:10.1177/095968369500500201	notes c. AD 938 ± 4 (GISP2) or AD934 ± 2. Katla~1000 and K-x are now believed to correspond to this eruption (G. Larsen, 2010, Katla: tephrochronology and eruption history, in Schomacker et al. [eds.] 'The Mýrdalsjökull Ice Cap, Iceland: glacial processes, sediments and landforms on an active volcano', Developments in Quaternary Science vol. 13, pp.23-49, Amsterdam: Elsevier).
GA4-85	Plinian	750.5	50		doi:10.1191/0959683602hl538rr	c. AD 700-800 interpolated (Hall & Pilcher 2002).
Tjornuvik AD800 B	Plinian	800.5	50		doi:10.1191/095968301668079904	ninth century AD age suggested by Wastegard et al. (2001).
GB4-150	Plinian	-777.5	21	IntCal04	doi:10.1191/0959683604hl757rr	c. 800-758 cal BC (Plunkett et al. 2004).
Mjauvotn A	Plinian	-4399.5	200		doi:10.1191/095968301668079904	c. 5300-5700 14C yr BP radiocarbon. A mid-distal basaltic tephra (Tv-5) dated to c. 6000 BP with a similar geochemistry to this tephra has been recorded in the sediment succession from Lake Torfadalsvatn on northern Iceland (Bjorck et al., 1992).
Mjauvotn B	Plinian	-4399.5	200		doi:10.1191/095968301668079904	c. 5300-5700 14C yr BP radiocarbon
Torfadalsvatn (Tv-5)	Sub-Plinian	-4954.5	240	IntCal09	doi:10.1111/j.1502-3885.1992.tb00009.x	Transitional alkali basalt. Dated at Lake Torfadalsvatn to 6000 ± 140 14C yr BP (c.7240-6500 cal BP, 2 sigma). Possibly the mid-distal equivalent of Mjauvotn A tephra on the Faroes (Wastegard 2001). On the basis of major element geochemistry believed to be from Katla.
SILK-A1	Sub-Plinian	-4009.5	207	IntCal09	doi:10.1002/jqs.724	c. 5170 ± 85 14C yr BP (Wastegard 2002, JQS 17(8), 723-730). Calibrates to 6182-5730 yr cal BP (2 sigma).
SILK-A7	Sub-Plinian	-5189.5	123	IntCal09	doi:10.1002/jqs.724	c. 6245 ± 90 14C yr BP calibrates to 7415-6932 yr cal BP (2 sigma; Wastegard 2002)
SILK-YN	Sub-Plinian	310.5	70	IntCal09	doi:10.1179/env.2000.5.1.21	There are three 14C ages for this tephra, from 1500 ± 70 to 1880 ± 60 14C yr BP. Dugmore et al. (2000) argue for an age of 1740 ± 50 14C yr BP. Calibrated age range of 1811-1539 cal BP (2 sigma).
Suduroy tephra	Plinian	-6119.5	90	IntCal09	doi:10.1002/jqs.724	Rhyolitic ash layer, c. 7240 ± 95 14C yr BP calibrates to 8310-7868 cal BP (2 sigma; Wastegard 2002, JQS 17(8), 723-730).
NGRIP 1508.26m	Sub-Plinian	-10249.5	1	GICC05	doi:10.1029/2005jd006079	Rhyolitic ash layer. NGRIP GICC05 age of 12250 ± 117 b2k years
NGRIP 1573.00m	Sub-Plinian	-12019.5	1	GICC05	doi:10.1029/2005jd006079	Basalt layer. NGRIP GICC05 14020 ± 167 b2k.
Dimna Ash	Plinian	-13149.5	300	IntCal04	doi:10.1016/j.quascirev.2007.04.021	Rhyolitic ash that is below radiocarbon age of 12780 ± 60 14C yr BP (15400-14850 cal BP) on terrestrial plant macrofossils (Koren et al. 2008)
AF555	Plinian	-9544.5	295	IntCal09	doi:10.1002/jqs.1498	Rhyolitic ash layer. Bayesian age model 11.79-11.20 cal ka BP
Solheimar Ignimbrite	Phreato-Plinian	-10149.5	700		doi:10.1007/bf00298704	correlated with Vedde Ash and dated to Younger Dryas Stadial.
NGRIP 1861.55m	Sub-Plinian	-25526.5	1	GICC05	doi:10.1016/j.epsl.2010.03.004	Transitional alkali basalt; GICC05 age of 27527 ± 410 b2k
NGRIP 1895.24m	Sub-Plinian	-27129.5	1	GICC05	doi:10.1016/j.epsl.2010.03.004	Transitional alkali basalt; GICC05 age of 29130 ± 456 b2k
IA2	Sub-Plinian	-11199.5	146	Orbital	doi:10.1016/s0277-3791(00)00146-3	Ice rafted rhyolitic ash layer, Bond et al. (2001) assigns this to GI-1b which has a GICC05 age range of 13311-13099 b2k (± 146).
Skopun tephra	Plinian	-7799.5	100	IntCal09	doi:10.1016/j.quaint.2011.05.014	14C modeled age of 9850-9650 yr cal BP (Lind & Wastegard 2011).
St. 5a-TAB-1	Plinian	-73449.5	5000	Orbital	doi:10.1016/0012-821x(95)00145-3	TAB geochemical composition
St. 5a-TAB-2	Plinian	-75549.5	5000	Orbital	doi:10.1016/0012-821x(95)00145-3	TAB geochemical composition

Tjornuvik AD800 B_Distribution

series: Tjornuvik AD800 B_Distribution
series_type: Tephra_Distribution
eruption: Tjornuvik AD800 B

	site	country	longitude	latitude	elevation	site_type	sample	tephra_type	tephra_deposit	material	z_range	collected	collected_by	notes
	Borg Indrepollen	Norway	13.49400043	68.14499664		Terrestrial	QUEST636/54	distal	fall	ash			quest

Vedde Ash_Distribution

series: Vedde Ash_Distribution
series_type: Tephra_Distribution
eruption: Vedde Ash

site	country	longitude	latitude	elevation	site_type	sample	tephra_type	tephra_deposit	material	z_range	collected	collected_by	notes
Gurskøy	Norway	5.557889938	62.3708992		Terrestrial	QUEST637/3	distal	fall	ash			quest
Kvaltjern	Norway	4.981400013	60.42309952		Terrestrial	QUEST639/3	distal	fall	ash			quest
Lake Kullatorpssjön	Sweden	12.48770046	56.29410172	89	Terrestrial	QUEST692/3	distal	fall	ash			quest
Lake Mullsjön	Sweden	14.36079979	58.36930084	133	Terrestrial	QUEST695/3	distal	fall	ash			quest
Lerstadvatn, Ålesond	Norway	6.260990143	62.36729813		Terrestrial	QUEST641/3	distal	fall	ash			quest
Lake Gjølvatn	Norway	6.252160072	62.43230057		Terrestrial	QUEST640/3	distal	fall	ash			quest
Lillerestjønn	Norway	6.31704998	62.46889877		Terrestrial	QUEST642/3	distal	fall	ash			quest
Saudedalsmyra	Norway	6.236690044	62.43389893		Terrestrial	QUEST643/3	distal	fall	ash			quest
Lac de Sewen	France	6.897220135	47.81169891	500	Terrestrial	QUEST823/3	distal	fall	ash			quest

data_url: https://intchron.org/public.php?record=reset/Katla

Mjauvotn

z_type: depth
record_comment: Lake
site: Mjauvotn
country: Faroe Islands
region: Streymoy
latitude: 62.24100112915
longitude: -7.1539998054504
record: Mjauvotn
site_type: Terrestrial

Data series

QUEST497/113_Majors

series: QUEST497/113_Majors
series_type: Tephra_Sample_Majors
z: 8.316
z_range: 0.012
sample: QUEST497/113
context: Saksunarvatn
tephra_type: distal
tephra_deposit: fall
material: ash
collected_by: quest
volc_region: EVZ
volcano: Grimsvotn
eruption: Saksunarvatn

labcode	batch	instrument	SiO2	TiO2	Al2O3	FeOt	MnO	MgO	CaO	Na2O	K2O	P2O5	Cl	F	total	ok
QUEST497/113/01	QUEST-07	QUEST-WDS	49.07	2.95	13.23	12.22	0.26	5.43	11.48	2.8	0.4	0	0	0	97.84	1
QUEST497/113/02	QUEST-07	QUEST-WDS	48.86	3.16	12.56	14.37	0.24	5.37	9.38	2.91	0.47	0	0	0	97.32	1
QUEST497/113/03	QUEST-07	QUEST-WDS	48.85	2.94	13.02	14.06	0.31	5.69	9.79	2.89	0.51	0	0	0	98.06	1
QUEST497/113/04	QUEST-07	QUEST-WDS	48.78	3.3	13.11	13.75	0.25	5.16	10.16	2.75	0.4	0	0	0	97.66	1
QUEST497/113/05	QUEST-07	QUEST-WDS	48.78	2.68	12.73	13.85	0.33	5.71	9.79	2.48	0.45	0	0	0	96.8	1
QUEST497/113/06	QUEST-07	QUEST-WDS	48.37	2.73	13	12.43	0.21	5.85	9.93	2.56	0.42	0	0	0	95.5	1
QUEST497/113/07	QUEST-07	QUEST-WDS	48.29	2.85	12.84	13.75	0.3	5.84	9.64	2.95	0.42	0	0	0	96.88	1
QUEST497/113/08	QUEST-07	QUEST-WDS	48.14	3.15	12.49	14.55	0.37	5.41	9.78	2.81	0.38	0	0	0	97.08	1
QUEST497/113/09	QUEST-07	QUEST-WDS	48.13	3.28	12.52	14.64	0.28	5.54	9.6	2.88	0.5	0	0	0	97.37	1
QUEST497/113/10	QUEST-07	QUEST-WDS	48.1	2.88	12.79	13.76	0.25	5.56	9.84	2.35	0.42	0	0	0	95.95	1
QUEST497/113/11	QUEST-07	QUEST-WDS	48.08	2.88	12.91	13.92	0.32	5.83	9.79	2.64	0.41	0	0	0	96.78	1
QUEST497/113/12	QUEST-07	QUEST-WDS	48.01	2.89	12.88	13.68	0.25	5.78	9.87	2.72	0.43	0	0	0	96.51	1
QUEST497/113/13	QUEST-07	QUEST-WDS	47.72	2.96	12.58	13.66	0.27	5.82	9.68	2.76	0.41	0	0	0	95.86	1
QUEST497/113/14	QUEST-07	QUEST-WDS	47.61	2.89	12.43	14.01	0.27	5.59	9.72	2.74	0.43	0	0	0	95.69	1
QUEST497/113/15	QUEST-07	QUEST-WDS	47.47	3.11	12.52	13.89	0.27	5.37	9.32	2.89	0.45	0	0	0	95.29	1
QUEST497/113/16	QUEST-07	QUEST-WDS	47.39	3.03	12.55	13.82	0.28	5.69	9.78	2.95	0.46	0	0	0	95.95	1

QUEST497/88_Majors

series: QUEST497/88_Majors
series_type: Tephra_Sample_Majors
sample: QUEST497/88
context: Hekla HS
tephra_type: distal
tephra_deposit: fall
material: ash
collected_by: quest
volc_region: EVZ
volcano: Hekla
eruption: Hekla HS

labcode	batch	instrument	SiO2	TiO2	Al2O3	FeOt	MnO	MgO	CaO	Na2O	K2O	P2O5	Cl	F	total	ok
QUEST497/88/01	QUEST-07	QUEST-WDS	72	0.17	13.96	3	0.05	0.16	1.88	4.31	2.54	0	0	0	98.07	1
QUEST497/88/02	QUEST-07	QUEST-WDS	71.33	0.19	13.76	2.71	0.11	0.16	2.07	4.46	2.62	0	0	0	97.41	1
QUEST497/88/03	QUEST-07	QUEST-WDS	67.13	0.4	15.1	6.18	0.18	0.6	3.7	4	2.11	0	0	0	99.4	1
QUEST497/88/04	QUEST-07	QUEST-WDS	66.79	0.47	15.13	5.87	0.18	0.62	3.4	4.25	2.22	0	0	0	98.93	1
QUEST497/88/05	QUEST-07	QUEST-WDS	66.7	0.44	14.83	5.64	0.18	0.55	3.35	4.07	1.96	0	0	0	97.72	1
QUEST497/88/06	QUEST-07	QUEST-WDS	65.79	0.41	14.07	5.54	0.15	0.49	3.33	3.66	1.98	0	0	0	95.42	1
QUEST497/88/07	QUEST-07	QUEST-WDS	65.61	0.46	14.85	5.78	0.18	0.53	3.2	3.7	1.81	0	0	0	96.12	1
QUEST497/88/08	QUEST-07	QUEST-WDS	65.32	0.42	14.29	5.47	0.11	0.48	3.18	3.92	2.03	0	0	0	95.22	1
QUEST497/88/09	QUEST-07	QUEST-WDS	64.85	0.45	14.4	5.39	0.19	0.5	3.25	4.32	2	0	0	0	95.35	1
QUEST497/88/10	QUEST-07	QUEST-WDS	60.85	0.82	14.38	9.09	0.31	0.91	3.75	4.08	2.35	0	0	0	96.54	1

QUEST497/89_Majors

series: QUEST497/89_Majors
series_type: Tephra_Sample_Majors
sample: QUEST497/89
context: H4 Hekla
tephra_type: distal
tephra_deposit: fall
material: ash
collected_by: quest
volc_region: EVZ
volcano: Hekla
eruption: H4 Hekla

labcode	batch	instrument	SiO2	TiO2	Al2O3	FeOt	MnO	MgO	CaO	Na2O	K2O	P2O5	Cl	F	total	ok
QUEST497/89/01	QUEST-07	QUEST-WDS	72.94	0.1	12.55	1.91	0.08	0.02	1.27	4.13	2.73	0	0	0	95.73	1
QUEST497/89/02	QUEST-07	QUEST-WDS	71.84	0.2	13.63	2.89	0.1	0.04	1.83	4.3	2.68	0	0	0	97.51	1
QUEST497/89/03	QUEST-07	QUEST-WDS	65.15	0.47	14.02	7.52	0.32	0.33	3.62	4.26	1.8	0	0	0	97.49	1
QUEST497/89/04	QUEST-07	QUEST-WDS	63.86	0.54	14.19	8.21	0.25	0.39	4.14	4.24	1.75	0	0	0	97.57	1
QUEST497/89/05	QUEST-07	QUEST-WDS	62.31	0.74	14.33	9.01	0.34	0.69	4.73	4.28	1.65	0	0	0	98.08	1
QUEST497/89/06	QUEST-07	QUEST-WDS	62.19	0.56	14.16	8.34	0.27	0.52	4.06	4.36	1.74	0	0	0	96.2	1
QUEST497/89/07	QUEST-07	QUEST-WDS	62.18	0.79	14.5	8.95	0.26	0.91	4.47	4.17	1.7	0	0	0	97.93	1
QUEST497/89/08	QUEST-07	QUEST-WDS	61.2	0.82	14.09	9.55	0.29	0.78	4.34	4.43	1.71	0	0	0	97.21	1
QUEST497/89/09	QUEST-07	QUEST-WDS	61	0.68	15.3	8.53	0.3	0.97	5.11	5.02	1.32	0	0	0	98.23	1
QUEST497/89/10	QUEST-07	QUEST-WDS	60.47	0.79	14.07	8.72	0.31	0.82	4.58	4.24	1.66	0	0	0	95.66	1

QUEST497/94_Majors

series: QUEST497/94_Majors
series_type: Tephra_Sample_Majors
sample: QUEST497/94
context: Mjauvotn A
tephra_type: distal
tephra_deposit: fall
material: ash
collected_by: quest
volc_region: EVZ
volcano: Katla
eruption: Mjauvotn A
notes: basaltic population

labcode	batch	instrument	SiO2	TiO2	Al2O3	FeOt	MnO	MgO	CaO	Na2O	K2O	P2O5	Cl	F	total	ok
QUEST497/94/01	QUEST-07	QUEST-WDS	47.04	4.42	13.51	14.81	0.31	4.54	10.13	3.25	0.91	0	0	0	98.92	1
QUEST497/94/02	QUEST-07	QUEST-WDS	47.05	4.28	13.83	13.99	0.32	3.87	10.8	3.2	0.68	0	0	0	98.02	1
QUEST497/94/03	QUEST-07	QUEST-WDS	46.85	4.18	13.04	14.71	0.26	4.87	9.58	3.15	0.81	0	0	0	97.45	1
QUEST497/94/04	QUEST-07	QUEST-WDS	46.48	4.34	13	14.68	0.31	4.75	9.78	3.15	0.75	0	0	0	97.24	1
QUEST497/94/05	QUEST-07	QUEST-WDS	46.75	4.19	12.86	14.15	0.31	4.95	9.8	3.14	0.81	0	0	0	96.96	1
QUEST497/94/06	QUEST-07	QUEST-WDS	46.44	4.15	12.9	14.46	0.26	4.96	9.77	3.24	0.76	0	0	0	96.94	1
QUEST497/94/07	QUEST-07	QUEST-WDS	46.24	4.14	12.65	14.22	0.65	5.36	9.51	3.28	0.83	0	0	0	96.88	1
QUEST497/94/08	QUEST-07	QUEST-WDS	46.67	4.29	12.84	14.61	0.29	4.8	9.94	2.63	0.73	0	0	0	96.8	1
QUEST497/94/09	QUEST-07	QUEST-WDS	45.65	4.36	11.91	15.09	0.21	4.63	11.68	2.24	0.71	0	0	0	96.48	1
QUEST497/94/10	QUEST-07	QUEST-WDS	46.45	4.3	12.65	14.05	0.23	5	9.67	3.16	0.93	0	0	0	96.44	1
QUEST497/94/11	QUEST-07	QUEST-WDS	46	4.27	12.71	13.88	0.27	5.09	9.75	3.38	0.82	0	0	0	96.17	1

QUEST497/95_Majors

series: QUEST497/95_Majors
series_type: Tephra_Sample_Majors
sample: QUEST497/95
context: Mjauvotn B
tephra_type: distal
tephra_deposit: fall
material: ash
collected_by: quest
volc_region: EVZ
volcano: Katla
eruption: Mjauvotn B
notes: trachyandesitic population

labcode	batch	instrument	SiO2	TiO2	Al2O3	FeOt	MnO	MgO	CaO	Na2O	K2O	P2O5	Cl	F	total	ok
QUEST497/95/01	QUEST-07	QUEST-WDS	54.88	2.16	13.81	10.61	0.27	2.72	6.11	4.07	1.62	0	0	0	96.25	1
QUEST497/95/02	QUEST-07	QUEST-WDS	53.48	2.48	13.53	10.53	0.26	2.96	6.47	4.09	1.66	0	0	0	95.46	1

Tephra_Samples

series: Tephra_Samples
series_type: Tephra_Samples

	z	z_range	sample	t	t_sigma	context	sector	tephra_type	tephra_deposit	material	tephra_shards	tephra_shards_abs	volc_region	volcano	eruption	notes
	8.316	0.012	QUEST497/113	-8346.5	1	Saksunarvatn		distal	fall	ash	9999	0	EVZ	Grimsvotn	Saksunarvatn

Tephras

series: Tephras
series_type: Tephras

z	z_range	t	t_sigma	sample	volc_region	volcano	eruption	ref
8.316	0.012	-8346.5	1	QUEST497/113	EVZ	Grimsvotn	Saksunarvatn	doi:10.1191/095968301668079904
		-1769.5	15	QUEST497/88	EVZ	Hekla	Hekla HS	doi:10.1191/095968301668079904
		-2309.5	20	QUEST497/89	EVZ	Hekla	H4 Hekla	doi:10.1191/095968301668079904
		-4399.5	200	QUEST497/94	EVZ	Katla	Mjauvotn A	doi:10.1191/095968301668079904
		-4399.5	200	QUEST497/95	EVZ	Katla	Mjauvotn B	doi:10.1191/095968301668079904

data_url: https://intchron.org/public.php?record=reset/Mjauvotn

Tjornuvik

record_comment: Peat bog
site: Tjornuvik
country: Faroe Islands
region: Streymoy
latitude: 62.289001464844
longitude: -7.1449999809265
record: Tjornuvik
site_type: Terrestrial

Data series

QUEST499/40_Majors

series: QUEST499/40_Majors
series_type: Tephra_Sample_Majors
sample: QUEST499/40
context: Tjornuvik AD800 A
tephra_type: distal
tephra_deposit: fall
material: ash
collected_by: quest
volc_region: EVZ
volcano: Hekla
eruption: Tjornuvik AD800 A

labcode	batch	instrument	SiO2	TiO2	Al2O3	FeOt	MnO	MgO	CaO	Na2O	K2O	P2O5	Cl	F	total	ok
QUEST499/40/01	QUEST-07	QUEST-WDS	74.6	0.09	13.04	2.1	0.1	0.09	1.31	4	2.8	0	0	0	98.13	1
QUEST499/40/02	QUEST-07	QUEST-WDS	73.5	0.13	13.09	2.07	0.1	0.08	1.34	3.97	2.82	0	0	0	97.1	1
QUEST499/40/03	QUEST-07	QUEST-WDS	73.45	0.14	12.99	1.93	0.1	0.08	1.36	4.26	2.92	0	0	0	97.23	1
QUEST499/40/04	QUEST-07	QUEST-WDS	72.16	0.09	12.86	2.03	0.09	0.03	1.14	4.21	2.74	0	0	0	95.35	1
QUEST499/40/05	QUEST-07	QUEST-WDS	67.2	0.45	15	5.62	0.2	0.58	3.26	4.41	2.01	0	0	0	98.73	1
QUEST499/40/06	QUEST-07	QUEST-WDS	65.26	0.39	14.47	5.48	0.21	0.56	2.97	4.11	2.07	0	0	0	95.52	1
QUEST499/40/07	QUEST-07	QUEST-WDS	65.15	0.38	13.85	6.5	0.21	0.24	3.58	3.51	1.99	0	0	0	95.41	1

QUEST499/73_Majors

series: QUEST499/73_Majors
series_type: Tephra_Sample_Majors
sample: QUEST499/73
context: Landnam
tephra_type: distal
tephra_deposit: fall
material: ash
collected_by: quest
volc_region: EVZ
volcano: Veidivotn
eruption: Landnam (basaltic)

	labcode	batch	instrument	SiO2	TiO2	Al2O3	FeOt	MnO	MgO	CaO	Na2O	K2O	P2O5	Cl	F	total	ok
	QUEST499/73/01	QUEST-07	QUEST-WDS	48.78	1.83	13.32	12.46	0.24	7.32	11.02	2.66	0.21	0	0	0	97.84	1

Tephras

series: Tephras
series_type: Tephras

z	z_range	t	t_sigma	sample	volc_region	volcano	eruption	ref
		800.5	50	QUEST499/40	EVZ	Hekla	Tjornuvik AD800 A	doi:10.1191/095968301668079904
		800.5	50	QUEST499/54	EVZ	Katla	Tjornuvik AD800 B
		871.5	1	QUEST499/73	EVZ	Veidivotn	Landnam (basaltic)	doi:10.1191/095968301668079904

data_url: https://intchron.org/public.php?record=reset/Tjornuvik

Data

Records

Eidi

Data series

QUEST493/40_Majors

QUEST493/55_Majors

QUEST493/89_Majors

QUEST493/94_Majors

QUEST493/95_Majors

Tephra_Samples

Tephras

Hekla

Data series

Eruptions

Hekla AD1104_Distribution

H4 Hekla_Distribution

Hekla AD1510_Distribution

Lairg A_Distribution

Katla

Data series

Eruptions

Tjornuvik AD800 B_Distribution

Vedde Ash_Distribution

Mjauvotn

Data series

QUEST497/113_Majors

QUEST497/88_Majors

QUEST497/89_Majors

QUEST497/94_Majors

QUEST497/95_Majors

Tephra_Samples

Tephras

Tjornuvik

Data series

QUEST499/40_Majors

QUEST499/73_Majors

Tephras

Publications

Compilation