Sample R9-1-48

NavDat sample number 36684 · BASALT

Sample

Sample ID	R9-1-48
Rock name	BASALT
Rock type	VOLCANIC
Composition	MAFIC
Material	IGNEOUS
Comment	porphyritic olivine basalt flow; contains large plagioclase megacrysts in a holocrystalline matrix of course plagioclase, augite and Fe-oxide

Age (Ma)	Error	Min	Max	Geologic age	Dated by
5.8		5.67	5.93

Item	Value	Unit	Method
SIO2	47.5	WT%	ICP
TIO2	2.53	WT%	ICP
AL2O3	16.89	WT%	ICP
FE2O3	10.62	WT%	ICP
FEO	9.55	WT%	ICP
MNO	0.14	WT%	ICP
MGO	6.08	WT%	ICP
CAO	9.4	WT%	ICP
NA2O	3.35	WT%	ICP
K2O	1.1	WT%	ICP
P2O5	0.39	WT%	ICP
LOI	0.84	WT%	ICP
TOTAL	98.84	WT%	ICP
BA	325	PPM	INAA
CO	36	PPM	INAA
CR	146	PPM	INAA
NB	26	PPM	XRF
NI	64	PPM	XRF
RB	22.2	PPM	XRF
SC	20.9	PPM	INAA
SR	617	PPM	XRF
TA	1.68	PPM	INAA
TH	1.96	PPM	INAA
Y	21.4	PPM	XRF
ZN	96	PPM	XRF
ZR	186	PPM	XRF
LA	21	PPM	INAA
CE	41.9	PPM	INAA
ND	22.5	PPM	INAA
SM	4.91	PPM	INAA
EU	1.64	PPM	INAA
GD	0.66	PPM	INAA
YB	1.71	PPM	INAA
LU	0.28	PPM	INAA
HF	4.03	PPM	INAA
RB	21.8	PPM	MS-ID
SR	616	PPM	MS-ID
SR87_SR86	0.7056		MS
SM	6.56	PPM	MS-ID
ND	30.07	PPM	MS-ID
ND143_ND144	0.512742		MS
PB	2.49	PPM	MS-ID
PB206_PB204	18.987		MS
PB207_PB204	15.659		MS
PB208_PB204	39.698		MS
E_ND	2.06		MS