Sample WTR 557

NavDat sample number 3648

Sample

Sample ID	WTR 557
Rock type	PLUTONIC
Material	IGNEOUS

Location

Latitude	29.6
Longitude	-103.2
Location	Rattlesnake Mountain
State / province	Texas

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
39		26	48

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	50.32		WT%	XRF
TIO2	2.52		WT%	XRF
AL2O3	16.43		WT%	XRF
FE2O3	11.75		WT%	XRF
MNO	0.18		WT%	XRF
MGO	3.5		WT%	XRF
CAO	6.14		WT%	XRF
NA2O	5.37		WT%	XRF
K2O	2.74		WT%	XRF
P2O5	1.11		WT%	XRF
TOTAL	100		WT%	XRF
BA	1407.5		PPM	XRF

References

Carman-Max-F Jr.; Cameron, Maryellen; Gunn, Bernard; Cameron, Kenneth L; Butler, J C (1975) Petrology of Rattlesnake Mountain Sill, Big Bend National Park, Texas. Geological Society of America Bulletin. 86; 2, Pages 177-193. 1975. .