Sample LC82-911

NavDat sample number 61159 · ANDESITE

Sample

Latitude	40.4952
Longitude	-121.411
State / province	California
Volcanic field	Lassen Volcanics, Twin Lakes Sequence, Younger

Age (Ma)	Error	Min	Max	Geologic age	Dated by
2.65		0	5.3

Item	Value	Unit	Method
SIO2	58.96	WT%	WDXRF
AL2O3	17.25	WT%	WDXRF
FE2O3	1.27	WT%	WDXRF
FEO	4.59	WT%	WDXRF
FEOT	5.74	WT%	WDXRF
MGO	4.21	WT%	WDXRF
CAO	7.97	WT%	WDXRF
NA2O	3.44	WT%	WDXRF
K2O	1.38	WT%	WDXRF
TIO2	0.67	WT%	WDXRF
P2O5	0.16	WT%	WDXRF
MNO	0.1	WT%	WDXRF
LOI	0.71	WT%	LOI
TOTAL	99.05	WT%	WDXRF
MG_NUMBER	62.1		WDXRF
RB	27	PPM	EDXRF
SR	515	PPM	EDXRF
BA	394	PPM	EDXRF
Y	15	PPM	EDXRF
ZR	114	PPM	EDXRF
NB	2	PPM	EDXRF