Sample LC81-843

NavDat sample number 19982 · ANDESITE

Sample

Latitude	40.4872
Longitude	-121.508
Location	Lassen phase, quenched magmatic inclusions
State / province	California

Age (Ma)	Error	Min	Max	Geologic age	Dated by
0.2		0	0.4

Item	Value	Unit	Method
SIO2	59.15	WT%	XRF
AL2O3	18.14	WT%	XRF
FE2O3	1.18	WT%	XRF
FEO	4.25	WT%	XRF
MGO	4.16	WT%	XRF
CAO	6.81	WT%	XRF
NA2O	3.91	WT%	XRF
K2O	1.49	WT%	XRF
TIO2	0.63	WT%	XRF
P2O5	0.14	WT%	XRF
MNO	0.09	WT%	XRF
RB	40	PPM	XRF
SR	539	PPM	XRF
BA	448	PPM	XRF
Y	15	PPM	XRF
ZR	107	PPM	XRF
NB	4	PPM	XRF
CO	21.8	PPM	XRF
CR	73.6	PPM	XRF
CS	1.9	PPM	XRF
HF	2.3	PPM	XRF
TA	0.32	PPM	XRF
TH	4.9	PPM	XRF
U	1.4	PPM	XRF
SC	16.3	PPM	XRF
LA	13	PPM	XRF
SM	2.6	PPM	XRF
EU	0.78	PPM	XRF
YB	1.3	PPM	XRF
PB	6.9	PPM	XRF
SR87_SR86	0.70421		MS
PB206_PB204	18.975		MS
PB207_PB204	15.629		MS
PB208_PB204	38.685		MS
ND143_ND144	0.51276		MS
TOTAL	100.22	WT%	XRF