Sample HR73-4

NavDat sample number 5335 · RHYOLITE

Sample

Age (Ma)	Error	Min	Max	Geologic age	Dated by
0.2		0.18	0.22

Item	Value	Unit	Method
SIO2	76.6	WT%	XRF
TIO2	0.14	WT%	XRF
AL2O3	12.61	WT%	XRF
FE2O3	0.71	WT%	XRF
FEO	0.32	WT%	XRF
MNO	0.03	WT%	XRF
MGO	0	WT%	AAS
CAO	0.33	WT%	XRF
NA2O	4.14	WT%	AAS
K2O	4.15	WT%	XRF
H2O	1.13	WT%	UNKNOWN
RB	174	PPM	XRF
SR	35	PPM	XRF