Sample K-376

NavDat sample number 37303 · RHYOLITE

Sample

Latitude	30.2129
Longitude	-103.651
Location	Davis Mountain volcanic field
State / province	Texas

Age (Ma)	Error	Min	Max	Geologic age	Dated by
37		33.3	40.7

Item	Value	Unit	Method
SIO2	53.47	WT%	XRF
TIO2	2	WT%	XRF
AL2O3	17.51	WT%	XRF
FEO	10.4	WT%	XRF
MNO	0.08	WT%	XRF
MGO	0.98	WT%	XRF
CAO	4.7	WT%	XRF
NA2O	4.91	WT%	XRF
K2O	3.53	WT%	XRF
P2O5	1.43	WT%	XRF
LOI	1.72	WT%	XRF
TOTAL	99.15	WT%	XRF
BA	1936	PPM	XRF
ZR	537	PPM	XRF
NB	58	PPM	XRF
Y	63	PPM	XRF
SR	1071	PPM	XRF
RB	45	PPM	XRF
SR87_SR86	0.70393		TIMS
ND143_ND144	0.512575		TIMS
PB206_PB204	17.631		TIMS
PB207_PB204	15.479		TIMS
PB208_PB204	37.452		TIMS