Sample LC87-1236

NavDat sample number 61394

Sample

Latitude	40.437
Longitude	-121.862
State / province	California
Volcanic field	Lassen Volcanics, Rockland Caldera Complex

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

Item	Value	Unit	Method
SIO2	72.48	WT%	WDXRF
AL2O3	14.33	WT%	WDXRF
FE2O3	0.52	WT%	WDXRF
FEO	1.86	WT%	WDXRF
FEOT	2.33	WT%	WDXRF
MGO	1.06	WT%	WDXRF
CAO	2.46	WT%	WDXRF
NA2O	3.68	WT%	WDXRF
K2O	3.07	WT%	WDXRF
TIO2	0.38	WT%	WDXRF
P2O5	0.12	WT%	WDXRF
MNO	0.05	WT%	WDXRF
LOI	3.6	WT%	LOI
TOTAL	95.81	WT%	WDXRF
MG_NUMBER	50.3		WDXRF
RB	78	PPM	EDXRF
SR	263	PPM	EDXRF
BA	856	PPM	EDXRF
Y	19	PPM	EDXRF
ZR	145	PPM	EDXRF
NB	7	PPM	EDXRF