Sample LC83-321

NavDat sample number 61197 · ANDESITE

Sample

Latitude	40.5713
Longitude	-121.375
State / province	California
Volcanic field	Regional Volcanic Rocks, North and West of the Lassen Volcanic Center

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

Item	Value	Unit	Method
SIO2	58.27	WT%	WDXRF
AL2O3	17.96	WT%	WDXRF
FE2O3	1.29	WT%	WDXRF
FEO	4.66	WT%	WDXRF
FEOT	5.82	WT%	WDXRF
MGO	4.27	WT%	WDXRF
CAO	7.26	WT%	WDXRF
NA2O	3.74	WT%	WDXRF
K2O	1.48	WT%	WDXRF
TIO2	0.71	WT%	WDXRF
P2O5	0.26	WT%	WDXRF
MNO	0.1	WT%	WDXRF
LOI	0.76	WT%	LOI
TOTAL	98.49	WT%	WDXRF
MG_NUMBER	62		WDXRF
RB	30	PPM	EDXRF
SR	542	PPM	EDXRF
BA	582	PPM	EDXRF
Y	20	PPM	EDXRF
ZR	151	PPM	EDXRF
NB	2	PPM	EDXRF