Sample LC82-928

NavDat sample number 61161 · ANDESITE

Sample

Latitude	40.4099
Longitude	-121.307
State / province	California
Volcanic field	Regional Volcanic Rocks, South and East of Lassen Volcanic Center

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

Item	Value	Unit	Method
SIO2	57.86	WT%	WDXRF
AL2O3	17.31	WT%	WDXRF
FE2O3	1.43	WT%	WDXRF
FEO	5.14	WT%	WDXRF
FEOT	6.42	WT%	WDXRF
MGO	4.79	WT%	WDXRF
CAO	6.97	WT%	WDXRF
NA2O	3.67	WT%	WDXRF
K2O	1.5	WT%	WDXRF
TIO2	0.88	WT%	WDXRF
P2O5	0.34	WT%	WDXRF
MNO	0.12	WT%	WDXRF
LOI	0.02	WT%	LOI
TOTAL	99.94	WT%	WDXRF
MG_NUMBER	62.4		WDXRF
RB	32	PPM	EDXRF
SR	517	PPM	EDXRF
BA	611	PPM	EDXRF
Y	24	PPM	EDXRF
ZR	164	PPM	EDXRF
NB	7	PPM	EDXRF