Sample 90L-21

NavDat sample number 46074 · DACITE

Sample

Latitude	38.031
Longitude	-106.839
Location	base of cliff, NW of Eddysville Junction
State / province	COLORADO
Formation	La Garita Caldera Cycle, dacite of Nutras Creek

Age (Ma)	Error	Min	Max	Geologic age	Dated by
27.71		27.62	27.8

Item	Value	Unit	Method
SIO2	70.61	WT%	XRF
TIO2	0.475465	WT%	XRF
AL2O3	14.0616	WT%	XRF
FE2O3	3.65198	WT%	XRF
MGO	0.687907	WT%	XRF
CAO	2.20535	WT%	XRF
NA2O	3.08547	WT%	XRF
K2O	4.11733	WT%	XRF
P2O5	0.222558	WT%	XRF
MNO	0.0606977	WT%	XRF
LOI	1.14	WT%	XRF
TOTAL	99.18	WT%	XRF
ZN	37	PPM	XRF
RB	112	PPM	XRF
SR	365	PPM	XRF
Y	20	PPM	XRF
ZR	154	PPM	XRF
NB	15	PPM	XRF
BA	820	PPM	XRF
LA	-30	PPM	XRF
CE	74	PPM	XRF
CU	12	PPM	XRF
CR	-20	PPM	XRF
NI	-10	PPM	XRF
CS	9.23	PPM	INAA
RB	106	PPM	INAA
BA	745	PPM	INAA
SR	385	PPM	INAA
TH	11.7	PPM	INAA
U	3.48	PPM	INAA
LA	42.4	PPM	INAA
CE	78.6	PPM	INAA
ND	30.9	PPM	INAA
SM	5.64	PPM	INAA
EU	1.16	PPM	INAA
GD	4.96	PPM	INAA
TB	0.621	PPM	INAA
HO	0.838	PPM	INAA
TM	0.346	PPM	INAA
YB	2.13	PPM	INAA
LU	0.309	PPM	INAA
TA	1.11	PPM	INAA
ZR	176	PPM	INAA
HF	4.4	PPM	INAA
SB	2.63	PPM	INAA
SC	5.28	PPM	INAA
CR	3.51	PPM	INAA
CO	6.07	PPM	INAA
NI	7.2	PPM	INAA
ZN	46	PPM	INAA