Sample LC83-366

NavDat sample number 61209 · BASALTIC-ANDESITE

Sample

Latitude	40.5427
Longitude	-121.394
State / province	California
Volcanic field	Lassen Volcanics, Twin Lakes Sequence, older

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

Item	Value	Unit	Method
SIO2	56.61	WT%	WDXRF
AL2O3	16.81	WT%	WDXRF
FE2O3	1.5	WT%	WDXRF
FEO	5.39	WT%	WDXRF
FEOT	6.74	WT%	WDXRF
MGO	6.01	WT%	WDXRF
CAO	7.18	WT%	WDXRF
NA2O	3.56	WT%	WDXRF
K2O	1.5	WT%	WDXRF
TIO2	1	WT%	WDXRF
P2O5	0.31	WT%	WDXRF
MNO	0.12	WT%	WDXRF
LOI	0.01	WT%	LOI
TOTAL	99.33	WT%	WDXRF
MG_NUMBER	66.5		WDXRF
RB	32	PPM	EDXRF
SR	514	PPM	EDXRF
BA	544	PPM	EDXRF
Y	19	PPM	EDXRF
ZR	140	PPM	EDXRF
NB	10	PPM	EDXRF