Sample LC84-648

NavDat sample number 61281 · DACITE

Sample

Latitude	40.5013
Longitude	-121.513
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	63.46	WT%	WDXRF
AL2O3	16.75	WT%	WDXRF
FE2O3	1	WT%	WDXRF
FEO	3.61	WT%	WDXRF
FEOT	4.51	WT%	WDXRF
MGO	2.94	WT%	WDXRF
CAO	5.77	WT%	WDXRF
NA2O	3.89	WT%	WDXRF
K2O	1.88	WT%	WDXRF
TIO2	0.5	WT%	WDXRF
P2O5	0.12	WT%	WDXRF
MNO	0.08	WT%	WDXRF
LOI	0.34	WT%	LOI
TOTAL	99.51	WT%	WDXRF
MG_NUMBER	59.2		WDXRF
RB	46	PPM	EDXRF
SR	470	PPM	EDXRF
BA	527	PPM	EDXRF
Y	15	PPM	EDXRF
ZR	109	PPM	EDXRF
NB	4	PPM	EDXRF