Sample LC81-675

NavDat sample number 61101 · ANDESITE

Sample

Latitude	40.5333
Longitude	-121.593
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	62.59	WT%	WDXRF
AL2O3	16.73	WT%	WDXRF
FE2O3	1.08	WT%	WDXRF
FEO	3.9	WT%	WDXRF
FEOT	4.87	WT%	WDXRF
MGO	3.3	WT%	WDXRF
CAO	5.31	WT%	WDXRF
NA2O	3.83	WT%	WDXRF
K2O	2.33	WT%	WDXRF
TIO2	0.67	WT%	WDXRF
P2O5	0.18	WT%	WDXRF
MNO	0.08	WT%	WDXRF
LOI	0.44	WT%	LOI
TOTAL	99.64	WT%	WDXRF
MG_NUMBER	60.1		WDXRF
RB	60	PPM	EDXRF
SR	423	PPM	EDXRF
BA	723	PPM	EDXRF
Y	20	PPM	EDXRF
ZR	198	PPM	EDXRF
NB	8	PPM	EDXRF