Sample LC82-177

NavDat sample number 61175 · ANDESITE

Sample

Latitude	40.442
Longitude	-121.51
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	58.74	WT%	WDXRF
AL2O3	18.02	WT%	WDXRF
FE2O3	1.27	WT%	WDXRF
FEO	4.57	WT%	WDXRF
FEOT	5.71	WT%	WDXRF
MGO	3.59	WT%	WDXRF
CAO	7.15	WT%	WDXRF
NA2O	3.77	WT%	WDXRF
K2O	1.71	WT%	WDXRF
TIO2	0.84	WT%	WDXRF
P2O5	0.24	WT%	WDXRF
MNO	0.09	WT%	WDXRF
LOI	0.91	WT%	LOI
TOTAL	98.73	WT%	WDXRF
MG_NUMBER	58.4		WDXRF
RB	41	PPM	EDXRF
SR	502	PPM	EDXRF
BA	603	PPM	EDXRF
Y	22	PPM	EDXRF
ZR	157	PPM	EDXRF
NB	8	PPM	EDXRF