Sample LC84-572

NavDat sample number 61260 · ANDESITE

Sample

Latitude	40.5923
Longitude	-121.315
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	56.99	WT%	WDXRF
AL2O3	17.88	WT%	WDXRF
FE2O3	1.38	WT%	WDXRF
FEO	4.96	WT%	WDXRF
FEOT	6.2	WT%	WDXRF
MGO	4.82	WT%	WDXRF
CAO	7.55	WT%	WDXRF
NA2O	3.79	WT%	WDXRF
K2O	1.43	WT%	WDXRF
TIO2	0.78	WT%	WDXRF
P2O5	0.31	WT%	WDXRF
MNO	0.11	WT%	WDXRF
LOI	0.4	WT%	LOI
TOTAL	99.52	WT%	WDXRF
MG_NUMBER	63.4		WDXRF
RB	31	PPM	EDXRF
SR	573	PPM	EDXRF
BA	533	PPM	EDXRF
Y	20	PPM	EDXRF
ZR	162	PPM	EDXRF
NB	8	PPM	EDXRF