Sample LC81-710

NavDat sample number 61110 · ANDESITE

Sample

Latitude	40.4719
Longitude	-121.406
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	57.97	WT%	WDXRF
AL2O3	17.61	WT%	WDXRF
FE2O3	1.34	WT%	WDXRF
FEO	4.83	WT%	WDXRF
FEOT	6.03	WT%	WDXRF
MGO	4.37	WT%	WDXRF
CAO	8.11	WT%	WDXRF
NA2O	3.57	WT%	WDXRF
K2O	1.26	WT%	WDXRF
TIO2	0.69	WT%	WDXRF
P2O5	0.14	WT%	WDXRF
MNO	0.11	WT%	WDXRF
LOI	0.41	WT%	LOI
TOTAL	99.9	WT%	WDXRF
MG_NUMBER	61.7		WDXRF
RB	28	PPM	EDXRF
SR	471	PPM	EDXRF
BA	385	PPM	EDXRF
Y	19	PPM	EDXRF
ZR	116	PPM	EDXRF
NB	4	PPM	EDXRF