Sample LC83-255

NavDat sample number 61185 · BASALTIC-ANDESITE

Sample

Latitude	40.5872
Longitude	-121.536
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	54.47	WT%	WDXRF
AL2O3	17.07	WT%	WDXRF
FE2O3	1.4	WT%	WDXRF
FEO	5.05	WT%	WDXRF
FEOT	6.31	WT%	WDXRF
MGO	7.73	WT%	WDXRF
CAO	8.98	WT%	WDXRF
NA2O	3.47	WT%	WDXRF
K2O	0.63	WT%	WDXRF
TIO2	0.85	WT%	WDXRF
P2O5	0.23	WT%	WDXRF
MNO	0.1	WT%	WDXRF
LOI	0.74	WT%	LOI
TOTAL	98.95	WT%	WDXRF
MG_NUMBER	73.2		WDXRF
RB	12.9	PPM	EDXRF
SR	1220	PPM	EDXRF
BA	293	PPM	EDXRF
Y	15	PPM	EDXRF
ZR	139	PPM	EDXRF
NB	3	PPM	EDXRF
NI	136	PPM	EDXRF
CU	62	PPM	EDXRF
ZN	54	PPM	EDXRF
CR	69	PPM	EDXRF