Sample LC83-382

NavDat sample number 61216 · ANDESITE

Sample

Latitude	40.5866
Longitude	-121.398
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	61.23	WT%	WDXRF
AL2O3	17.39	WT%	WDXRF
FE2O3	1.15	WT%	WDXRF
FEO	4.13	WT%	WDXRF
FEOT	5.16	WT%	WDXRF
MGO	3.21	WT%	WDXRF
CAO	6.4	WT%	WDXRF
NA2O	3.36	WT%	WDXRF
K2O	2.22	WT%	WDXRF
TIO2	0.63	WT%	WDXRF
P2O5	0.18	WT%	WDXRF
MNO	0.1	WT%	WDXRF
LOI	0.86	WT%	LOI
TOTAL	98.77	WT%	WDXRF
MG_NUMBER	58.1		WDXRF
RB	56	PPM	EDXRF
SR	434	PPM	EDXRF
BA	766	PPM	EDXRF
Y	21	PPM	EDXRF
ZR	156	PPM	EDXRF
NB	4	PPM	EDXRF