Sample LC83-276

NavDat sample number 61190 · BASALTIC-ANDESITE

Sample

Latitude	40.5745
Longitude	-121.402
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	54.22	WT%	WDXRF
AL2O3	17.74	WT%	WDXRF
FE2O3	1.43	WT%	WDXRF
FEO	5.15	WT%	WDXRF
FEOT	6.43	WT%	WDXRF
MGO	6.87	WT%	WDXRF
CAO	10.38	WT%	WDXRF
NA2O	2.86	WT%	WDXRF
K2O	0.61	WT%	WDXRF
TIO2	0.51	WT%	WDXRF
P2O5	0.11	WT%	WDXRF
MNO	0.11	WT%	WDXRF
LOI	0.01	WT%	LOI
TOTAL	99.79	WT%	WDXRF
MG_NUMBER	70.4		WDXRF
RB	9.7	PPM	EDXRF
SR	671	PPM	EDXRF
BA	176	PPM	EDXRF
Y	13	PPM	EDXRF
ZR	77	PPM	EDXRF
NB	1	PPM	EDXRF
NI	52	PPM	EDXRF
CU	44	PPM	EDXRF
ZN	41	PPM	EDXRF
CR	123	PPM	EDXRF