Sample LC85-717

NavDat sample number 61301 · RHYODACITE

Sample

Latitude	40.5115
Longitude	-121.526
State / province	California
Volcanic field	Lassen Volcanics, Eagle Peak Sequence

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

Item	Value	Unit	Method
SIO2	53.54	WT%	WDXRF
AL2O3	18.91	WT%	WDXRF
FE2O3	1.69	WT%	WDXRF
FEO	6.1	WT%	WDXRF
FEOT	7.62	WT%	WDXRF
MGO	5.15	WT%	WDXRF
CAO	10.31	WT%	WDXRF
NA2O	2.74	WT%	WDXRF
K2O	0.65	WT%	WDXRF
TIO2	0.7	WT%	WDXRF
P2O5	0.07	WT%	WDXRF
MNO	0.14	WT%	WDXRF
LOI	0.16	WT%	LOI
TOTAL	100.61	WT%	WDXRF
MG_NUMBER	60.1		WDXRF
RB	12	PPM	EDXRF
SR	582	PPM	EDXRF
BA	179	PPM	EDXRF
Y	14	PPM	EDXRF
ZR	70	PPM	EDXRF
NB	2	PPM	EDXRF
NI	23	PPM	EDXRF
CU	47	PPM	EDXRF
ZN	44	PPM	EDXRF
CR	36	PPM	EDXRF