Sample CoV-150

NavDat sample number 21716 · BASALTIC-ANDESITE

Sample

Latitude	37.25
Longitude	-106.5
State / province	Colorado
Volcanic field	southeast San Juan volcanic field
Formation	Conejos Formation

Age (Ma)	Error	Min	Max	Geologic age	Dated by
29.1		28.7	29.5

Item	Value	Unit	Method
SIO2	61.9	WT%	XRF
TIO2	0.68	WT%	XRF
AL2O3	15.92	WT%	XRF
FEO	6	WT%	XRF
MNO	0.12	WT%	XRF
MGO	2.06	WT%	XRF
CAO	4.86	WT%	XRF
NA2O	3.18	WT%	XRF
K2O	3.34	WT%	XRF
P2O5	0.26	WT%	XRF
LA	35.56	PPM	INAA
CE	74	PPM	INAA
ND	35.07	PPM	INAA
SM	6.42	PPM	INAA
EU	1.44	PPM	INAA
TB	0.76	PPM	INAA
YB	2.81	PPM	INAA
LU	0.42	PPM	INAA
Y	29	PPM	XRF
ZR	229	PPM	XRF
NB	11	PPM	XRF
HF	6.25	PPM	INAA
TA	0.68	PPM	INAA
TH	8	PPM	INAA
V	94	PPM	XRF
CR	19	PPM	INAA
NI	22	PPM	XRF
RB	107	PPM	INAA
SR	574	PPM	INAA
BA	29	PPM	XRF