Sample LC86-961

NavDat sample number 61359 · RHYODACITE

Sample

Latitude	40.5268
Longitude	-121.532
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	59.56	WT%	WDXRF
AL2O3	17.62	WT%	WDXRF
FE2O3	1.15	WT%	WDXRF
FEO	4.13	WT%	WDXRF
FEOT	5.16	WT%	WDXRF
MGO	3.77	WT%	WDXRF
CAO	7.14	WT%	WDXRF
NA2O	4.31	WT%	WDXRF
K2O	1.38	WT%	WDXRF
TIO2	0.63	WT%	WDXRF
P2O5	0.13	WT%	WDXRF
MNO	0.17	WT%	WDXRF
LOI	0.09	WT%	LOI
TOTAL	100.35	WT%	WDXRF
MG_NUMBER	62		WDXRF
RB	30	PPM	EDXRF
SR	436	PPM	EDXRF
BA	472	PPM	EDXRF
Y	24	PPM	EDXRF
ZR	99	PPM	EDXRF
NB	6	PPM	EDXRF