Sample 67L-133-G

NavDat sample number 4485

Sample

Sample ID	67L-133-G
Rock type	VOLCANIC
Material	IGNEOUS

Location

Latitude	37.598
Longitude	-106.66
Location	Beaver Mtn.
State / province	COLORADO

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
27.35		27.25	27.45

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	60.6		WT%	XRF
TIO2	0.6		WT%	XRF
AL2O3	20		WT%	XRF
FE2O3	4.4		WT%	XRF
MGO	1.3		WT%	XRF
CAO	5.2		WT%	XRF
NA2O	3.8		WT%	XRF
K2O	3.5		WT%	XRF
P2O5	0.41		WT%	XRF
MNO	0.08		WT%	XRF
LOI	3		WT%	XRF
TOTAL	99.81		WT%	XRF
SR	1000		PPM	XRF
BA	13000		PPM	XRF

References

Lipman, P W (1975) Evolution of the Platoro caldera complex and related volcanic rocks, southeastern San Juan Mountains, Colorado. U. S. Geological Survey Professional Paper. 1975. .