Sample 2105

NavDat sample number 12915 · ANDESITE

Sample

Latitude	45.2179
Longitude	-110.23
Location	Independence volcanic suite
State / province	Montana
Volcanic field	HAB high-magnesium andesite to banakite main phase

Age (Ma)	Error	Min	Max	Geologic age	Dated by
84		83	86

Item	Value	Unit	Method
SIO2	58.7	WT%	DCP
TIO2	0.72	WT%	DCP
AL2O3	16	WT%	DCP
FEOT	5.91	WT%	DCP
MNO	0.14	WT%	DCP
MGO	6.67	WT%	DCP
CAO	5.66	WT%	DCP
NA2O	3.7	WT%	DCP
K2O	1.74	WT%	DCP
P2O5	0.28	WT%	DCP
H2O_PLUS	0.46	WT%	DCP
H2O_MINUS	0.14	WT%	DCP
CO2	0.01	WT%	DCP
TOTAL	100.5	WT%	DCP
NI	78	PPM	DCP
CR	348	PPM	DCP
RB	38	PPM	DCP
SR	872	PPM	DCP
BA	1270	PPM	DCP
PB	14.8	PPM	DCP
U	0.73	PPM	DCP
TH	1.71	PPM	DCP
ZR	90	PPM	DCP
LA	41.1	PPM	DCP
CE	94.2	PPM	DCP
ND	46.3	PPM	DCP
SM	7.62	PPM	DCP
EU	1.74	PPM	DCP
GD	6.82	PPM	DCP
DY	4.62	PPM	DCP
Y	26.4	PPM	DCP
YB	2.3	PPM	DCP
RB87_SR86	0.0631		MS-ID
SR87_SR86	0.70544		TIMS
SM147_ND144	0.1		MS-ID
ND143_ND144	0.51149		TIMS
PB206_PB204	16.222		TIMS
PB207_PB204	15.264		TIMS
PB208_PB204	36.445		TIMS