Sample LC80-221

NavDat sample number 61052 · ANDESITE

Sample

Latitude	40.4085
Longitude	-121.518
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	55.45	WT%	WDXRF
AL2O3	15.9	WT%	WDXRF
FE2O3	1.52	WT%	WDXRF
FEO	5.48	WT%	WDXRF
FEOT	6.85	WT%	WDXRF
MGO	7.78	WT%	WDXRF
CAO	9.16	WT%	WDXRF
NA2O	2.95	WT%	WDXRF
K2O	0.82	WT%	WDXRF
TIO2	0.67	WT%	WDXRF
P2O5	0.16	WT%	WDXRF
MNO	0.12	WT%	WDXRF
LOI	0.16	WT%	LOI
TOTAL	99.84	WT%	WDXRF
MG_NUMBER	71.7		WDXRF
RB	22	PPM	EDXRF
SR	639	PPM	EDXRF
BA	273	PPM	EDXRF
Y	16	PPM	EDXRF
ZR	106	PPM	EDXRF
NB	2	PPM	EDXRF