Sample CoV-115

NavDat sample number 21700 · 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	55.8	WT%	XRF
TIO2	0.91	WT%	XRF
AL2O3	16.74	WT%	XRF
FEO	8.73	WT%	XRF
MNO	0.13	WT%	XRF
MGO	2.95	WT%	XRF
CAO	6.98	WT%	XRF
NA2O	3.44	WT%	XRF
K2O	2	WT%	XRF
P2O5	0.37	WT%	XRF
LA	25.4	PPM	INAA
CE	56	PPM	INAA
ND	29.7	PPM	INAA
SM	5.81	PPM	INAA
EU	1.76	PPM	INAA
TB	0.85	PPM	INAA
YB	2.19	PPM	INAA
LU	0.37	PPM	INAA
Y	25	PPM	XRF
ZR	134	PPM	XRF
NB	5	PPM	XRF
HF	3.5	PPM	INAA
TA	0.4	PPM	INAA
TH	2.14	PPM	INAA
V	151	PPM	XRF
CR	36	PPM	INAA
NI	35	PPM	XRF
RB	37	PPM	INAA
SR	772	PPM	INAA
BA	798	PPM	XRF