Sample LC84-587

NavDat sample number 61263 · ANDESITE

Sample

Latitude	40.48
Longitude	-121.531
State / province	California
Volcanic field	Lassen Volcanics, Brokeoff Volcano

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

Item	Value	Unit	Method
SIO2	61.16	WT%	WDXRF
AL2O3	17.04	WT%	WDXRF
FE2O3	1.13	WT%	WDXRF
FEO	4.07	WT%	WDXRF
FEOT	5.09	WT%	WDXRF
MGO	3.69	WT%	WDXRF
CAO	5.91	WT%	WDXRF
NA2O	3.89	WT%	WDXRF
K2O	2.05	WT%	WDXRF
TIO2	0.73	WT%	WDXRF
P2O5	0.23	WT%	WDXRF
MNO	0.09	WT%	WDXRF
LOI	0.32	WT%	LOI
TOTAL	99.04	WT%	WDXRF
MG_NUMBER	61.8		WDXRF
RB	52	PPM	EDXRF
SR	473	PPM	EDXRF
BA	675	PPM	EDXRF
Y	20	PPM	EDXRF
ZR	196	PPM	EDXRF
NB	7	PPM	EDXRF