Sample LC81-828

NavDat sample number 61144 · BASALTIC-ANDESITE

Sample

Latitude	40.5411
Longitude	-121.605
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	54.4	WT%	WDXRF
AL2O3	16.89	WT%	WDXRF
FE2O3	1.43	WT%	WDXRF
FEO	5.14	WT%	WDXRF
FEOT	6.43	WT%	WDXRF
MGO	7.31	WT%	WDXRF
CAO	9.37	WT%	WDXRF
NA2O	3.44	WT%	WDXRF
K2O	0.79	WT%	WDXRF
TIO2	0.87	WT%	WDXRF
P2O5	0.24	WT%	WDXRF
MNO	0.11	WT%	WDXRF
LOI	0.01	WT%	LOI
TOTAL	100.02	WT%	WDXRF
MG_NUMBER	71.7		WDXRF
RB	13.1	PPM	EDXRF
SR	1060	PPM	EDXRF
BA	303	PPM	EDXRF
Y	18	PPM	EDXRF
ZR	129	PPM	EDXRF
NB	5	PPM	EDXRF
NI	107	PPM	EDXRF
CU	55	PPM	EDXRF
ZN	45	PPM	EDXRF
CR	213	PPM	EDXRF