Sample CON-72

NavDat sample number 122490 · ANDESITE

Sample

Sample ID	CON-72
Rock name	ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS
Comment	Author gave only range of rock types. SiO2 wt % was used to determine rock type.

Age (Ma)	Error	Min	Max	Geologic age	Dated by
32		23.5	40.5

Item	Value	Unit	Method
SIO2	61.44	WT%	ICP
AL2O3	16.52	WT%	ICP
FE2O3	4.91	WT%	ICP
MNO	0.05	WT%	ICP
MGO	1.6	WT%	ICP
CAO	4.64	WT%	ICP
NA2O	2.9	WT%	ICP
K2O	2.48	WT%	ICP
TIO2	0.62	WT%	ICP
P2O5	0.2	WT%	ICP
TOTAL	99.89	WT%	ICP
SR	448	PPM	ICPMS
RB	66	PPM	ICPMS
BA	484	PPM	ICPMS
TH	6	PPM	ICPMS
NB	5	PPM	ICPMS
ZR	150	PPM	ICPMS
HF	4	PPM	ICPMS
Y	12	PPM	ICPMS
SC	9	PPM	ICP
CR	25	PPM	ICPMS
NI	12	PPM	ICPMS
CO	16	PPM	ICPMS
LA	23	PPM	ICPMS
CE	47	PPM	ICPMS
PR	6	PPM	ICPMS
ND	21	PPM	ICPMS
SM	4	PPM	ICPMS
EU	1.12	PPM	ICPMS
GD	3	PPM	ICPMS
TB	0.45	PPM	ICPMS
DY	2	PPM	ICPMS
HO	0.48	PPM	ICPMS
ER	1.24	PPM	ICPMS
TM	0.18	PPM	ICPMS
YB	1.18	PPM	ICPMS
LU	0.19	PPM	ICPMS