Sample LC86-1052

NavDat sample number 61368

Sample

Latitude	40.4333
Longitude	-121.768
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	72.34	WT%	WDXRF
AL2O3	14.69	WT%	WDXRF
FE2O3	0.48	WT%	WDXRF
FEO	1.72	WT%	WDXRF
FEOT	2.15	WT%	WDXRF
MGO	0.81	WT%	WDXRF
CAO	2.5	WT%	WDXRF
NA2O	3.71	WT%	WDXRF
K2O	3.27	WT%	WDXRF
TIO2	0.34	WT%	WDXRF
P2O5	0.09	WT%	WDXRF
MNO	0.05	WT%	WDXRF
LOI	2.59	WT%	LOI
TOTAL	97.5	WT%	WDXRF
MG_NUMBER	45.7		WDXRF
RB	76	PPM	EDXRF
SR	263	PPM	EDXRF
BA	819	PPM	EDXRF
Y	18	PPM	EDXRF
ZR	133	PPM	EDXRF
NB	7	PPM	EDXRF