Sample LC81-696

NavDat sample number 61107 · DACITE

Sample

Latitude	40.4777
Longitude	-121.464
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	68.3	WT%	WDXRF
AL2O3	16.05	WT%	WDXRF
FE2O3	0.64	WT%	WDXRF
FEO	2.32	WT%	WDXRF
FEOT	2.9	WT%	WDXRF
MGO	1.61	WT%	WDXRF
CAO	3.92	WT%	WDXRF
NA2O	4.06	WT%	WDXRF
K2O	2.54	WT%	WDXRF
TIO2	0.38	WT%	WDXRF
P2O5	0.11	WT%	WDXRF
MNO	0.07	WT%	WDXRF
LOI	0.07	WT%	LOI
TOTAL	99.97	WT%	WDXRF
MG_NUMBER	55.4		WDXRF
RB	66	PPM	EDXRF
SR	353	PPM	EDXRF
BA	735	PPM	EDXRF
Y	19	PPM	EDXRF
ZR	154	PPM	EDXRF
NB	9	PPM	EDXRF