Sample LC83-392

NavDat sample number 61219 · DACITE

Sample

Latitude	40.5075
Longitude	-121.477
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	68.12	WT%	WDXRF
AL2O3	15.87	WT%	WDXRF
FE2O3	0.7	WT%	WDXRF
FEO	2.53	WT%	WDXRF
FEOT	3.17	WT%	WDXRF
MGO	1.71	WT%	WDXRF
CAO	3.78	WT%	WDXRF
NA2O	4.23	WT%	WDXRF
K2O	2.48	WT%	WDXRF
TIO2	0.4	WT%	WDXRF
P2O5	0.11	WT%	WDXRF
MNO	0.06	WT%	WDXRF
LOI	0.27	WT%	LOI
TOTAL	99.22	WT%	WDXRF
MG_NUMBER	54.6		WDXRF
RB	64	PPM	EDXRF
SR	376	PPM	EDXRF
BA	721	PPM	EDXRF
Y	17	PPM	EDXRF
ZR	127	PPM	EDXRF
NB	7	PPM	EDXRF