Sample LC83-358

NavDat sample number 61204 · DACITE

Sample

Latitude	40.4705
Longitude	-121.511
State / province	California
Volcanic field	Lassen Volcanics, Bumpass Sequence

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

Item	Value	Unit	Method
SIO2	66.49	WT%	WDXRF
AL2O3	16.6	WT%	WDXRF
FE2O3	0.77	WT%	WDXRF
FEO	2.77	WT%	WDXRF
FEOT	3.46	WT%	WDXRF
MGO	2.04	WT%	WDXRF
CAO	4.26	WT%	WDXRF
NA2O	3.97	WT%	WDXRF
K2O	2.39	WT%	WDXRF
TIO2	0.49	WT%	WDXRF
P2O5	0.16	WT%	WDXRF
MNO	0.07	WT%	WDXRF
LOI	0.21	WT%	LOI
TOTAL	99.12	WT%	WDXRF
MG_NUMBER	56.8		WDXRF
RB	52	PPM	EDXRF
SR	484	PPM	EDXRF
BA	762	PPM	EDXRF
Y	18	PPM	EDXRF
ZR	160	PPM	EDXRF
NB	6	PPM	EDXRF