Sample CoV-95

NavDat sample number 21698 · BASALTIC-ANDESITE

Sample

Latitude	37.6
Longitude	-106.35
State / province	Colorado
Volcanic field	southeast San Juan volcanic field
Formation	Conejos Formation

Age (Ma)	Error	Min	Max	Geologic age	Dated by
31.8		31.6	32

Item	Value	Unit	Method
SIO2	55.9	WT%	XRF
TIO2	0.85	WT%	XRF
AL2O3	16.55	WT%	XRF
FEO	8.08	WT%	XRF
MNO	0.14	WT%	XRF
MGO	3.32	WT%	XRF
CAO	6.32	WT%	XRF
NA2O	3.14	WT%	XRF
K2O	2.54	WT%	XRF
P2O5	0.33	WT%	XRF
LA	31.4	PPM	INAA
CE	61.8	PPM	INAA
ND	35	PPM	INAA
SM	6.37	PPM	INAA
EU	1.68	PPM	INAA
TB	0.89	PPM	INAA
YB	2.44	PPM	INAA
LU	0.39	PPM	INAA
Y	24	PPM	XRF
ZR	143	PPM	XRF
NB	5	PPM	XRF
HF	3.94	PPM	INAA
TA	0.44	PPM	INAA
TH	2.74	PPM	INAA
V	146	PPM	XRF
CR	4	PPM	INAA
NI	24	PPM	XRF
RB	38	PPM	INAA
SR	826	PPM	INAA
BA	963	PPM	XRF
PB206_PB204	17.343		MS
PB207_PB204	15.465		MS
PB208_PB204	36.95		MS
SR87_SR86	0.70459		MS
ND143_ND144	0.512214		MS