Sample LC84-541

NavDat sample number 19961 · DACITE

Sample

Latitude	40.4725
Longitude	-121.5
Location	Lassen phase, Bumpass sequence
State / province	California

Age (Ma)	Error	Min	Max	Geologic age	Dated by
0.23		0.2	0.25

Item	Value	Unit	Method
SIO2	64.21	WT%	XRF
AL2O3	16.93	WT%	XRF
FE2O3	0.92	WT%	XRF
FEO	3.31	WT%	XRF
MGO	2.34	WT%	XRF
CAO	5.15	WT%	XRF
NA2O	4.17	WT%	XRF
K2O	2.1	WT%	XRF
TIO2	0.56	WT%	XRF
P2O5	0.18	WT%	XRF
MNO	0.09	WT%	XRF
RB	50	PPM	XRF
SR	453	PPM	XRF
BA	672	PPM	XRF
Y	17	PPM	XRF
ZR	157	PPM	XRF
NB	4	PPM	XRF
CO	12.9	PPM	XRF
CR	21	PPM	XRF
CS	0.93	PPM	XRF
HF	4	PPM	XRF
TA	0.61	PPM	XRF
TH	7.3	PPM	XRF
U	2.43	PPM	XRF
SC	11.7	PPM	XRF
LA	22.8	PPM	XRF
SM	3.72	PPM	XRF
EU	0.87	PPM	XRF
YB	1.82	PPM	XRF
PB	9.2	PPM	XRF
SR87_SR86	0.70412		MS
PB206_PB204	18.943		MS
PB207_PB204	15.606		MS
PB208_PB204	38.589		MS
ND143_ND144	0.512808		MS
TOTAL	99.91	WT%	XRF