Sample LC84-542C

NavDat sample number 61254 · ANDESITE

Sample

Latitude	40.4737
Longitude	-121.518
State / province	California
Volcanic field	Lassen Volcanics, Twin Lakes Sequence, Younger

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

Item	Value	Unit	Method
SIO2	61.04	WT%	WDXRF
AL2O3	18.38	WT%	WDXRF
FE2O3	1.03	WT%	WDXRF
FEO	3.72	WT%	WDXRF
FEOT	4.64	WT%	WDXRF
MGO	3.43	WT%	WDXRF
CAO	6.7	WT%	WDXRF
NA2O	3.83	WT%	WDXRF
K2O	1.08	WT%	WDXRF
TIO2	0.54	WT%	WDXRF
P2O5	0.15	WT%	WDXRF
MNO	0.09	WT%	WDXRF
LOI	1.06	WT%	LOI
TOTAL	98.86	WT%	WDXRF
MG_NUMBER	62.2		WDXRF
RB	27	PPM	EDXRF
SR	955	PPM	EDXRF
BA	352	PPM	EDXRF
Y	14	PPM	EDXRF
ZR	122	PPM	EDXRF
NB	4	PPM	EDXRF