Sample LC83-263

NavDat sample number 61186 · ANDESITE

Sample

Latitude	40.6157
Longitude	-121.504
State / province	California
Volcanic field	Regional Volcanic Rocks, Tumble Buttes Chain

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

Item	Value	Unit	Method
SIO2	56.99	WT%	WDXRF
AL2O3	17.89	WT%	WDXRF
FE2O3	1.37	WT%	WDXRF
FEO	4.94	WT%	WDXRF
FEOT	6.18	WT%	WDXRF
MGO	4.65	WT%	WDXRF
CAO	7.91	WT%	WDXRF
NA2O	3.74	WT%	WDXRF
K2O	1.37	WT%	WDXRF
TIO2	0.78	WT%	WDXRF
P2O5	0.24	WT%	WDXRF
MNO	0.11	WT%	WDXRF
LOI	0.57	WT%	LOI
TOTAL	100.04	WT%	WDXRF
MG_NUMBER	62.7		WDXRF
RB	32	PPM	EDXRF
SR	531	PPM	EDXRF
BA	570	PPM	EDXRF
Y	19	PPM	EDXRF
ZR	141	PPM	EDXRF
NB	5	PPM	EDXRF