Sample LC81-741

NavDat sample number 61121 · ANDESITE

Sample

Latitude	40.4364
Longitude	-121.302
State / province	California
Volcanic field	Regional Volcanic Rocks, South and East of Lassen Volcanic Center

Age (Ma)	Error	Min	Max	Geologic age	Dated by
2.65		0	5.3

Item	Value	Unit	Method
SIO2	51.81	WT%	WDXRF
AL2O3	16.43	WT%	WDXRF
FE2O3	1.96	WT%	WDXRF
FEO	7.05	WT%	WDXRF
FEOT	8.81	WT%	WDXRF
MGO	5.58	WT%	WDXRF
CAO	9.03	WT%	WDXRF
NA2O	4.03	WT%	WDXRF
K2O	1.54	WT%	WDXRF
TIO2	1.69	WT%	WDXRF
P2O5	0.74	WT%	WDXRF
MNO	0.14	WT%	WDXRF
LOI	0.01	WT%	LOI
TOTAL	99.99	WT%	WDXRF
MG_NUMBER	58.5		WDXRF
RB	36	PPM	EDXRF
SR	1114	PPM	EDXRF
BA	713	PPM	EDXRF
Y	26	PPM	EDXRF
ZR	199	PPM	EDXRF
NB	14	PPM	EDXRF
NI	50	PPM	EDXRF
CU	44	PPM	EDXRF
ZN	82	PPM	EDXRF
CR	66	PPM	EDXRF