Sample KM86-80

NavDat sample number 29683 · BASALTIC-ANDESITE

Sample

Sample ID	KM86-80
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS
Comment	21.2% plagioclase, 5.4% olivine, 2.0% cpx, 4.0% oxide, 67.4% matrix

Age (Ma)	Error	Min	Max	Geologic age	Dated by
2.73		2.67	2.79

Item	Value	Unit	Method
SIO2	55.12	WT%	XRF
TIO2	1.21	WT%	XRF
AL2O3	17.16	WT%	XRF
FE2O3	3.47	WT%	XRF
FEO	4.93	WT%	XRF
MNO	0.14	WT%	XRF
MGO	3.68	WT%	XRF
CAO	7.3	WT%	XRF
NA2O	4.27	WT%	XRF
K2O	1.38	WT%	XRF
P2O5	0.33	WT%	XRF
LOI	0.68	WT%	XRF
RB	34	PPM	XRF
SR	578	PPM	XRF
BA	464	PPM	XRF
Y	24	PPM	XRF
ZR	177	PPM	XRF
V	225	PPM	XRF
NI	37	PPM	XRF
CR	71	PPM	XRF