Sample HOS-3

NavDat sample number 51537 · TUFF

Sample

Sample ID	HOS-3
Rock name	TUFF
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS
Comment	Silicic

Location

Latitude	21.0178
Longitude	-104.198
Location	Mexico
State / province	Jalisco

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
19.3		19	19.6

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	71.3		WT%	ICPMS
TIO2	0.47		WT%	ICPMS
AL2O3	14.6		WT%	ICPMS
FE2O3T	3.32		WT%	ICPMS
MNO	0.07		WT%	ICPMS
MGO	0.95		WT%	ICPMS
CAO	0.6		WT%	ICPMS
NA2O	4.04		WT%	ICPMS
K2O	4.55		WT%	ICPMS
P2O5	0.09		WT%	ICPMS
TOTAL	100		WT%	ICPMS
LOI	2.51		WT%	ICPMS
BA	1269		PPM	ICPMS
SR	263		PPM	ICPMS
Y	18		PPM	ICPMS
ZR	191		PPM	ICPMS

References

Frey, Holli M; Lange, Rebecca A; Hall, Chris M; Delgado-Granados,Hugo; Carmichael, Ian S E (2007) A Pliocene ignimbrite flare-up along the Tepic-Zacoalco Rift; evidencefor the initial stages of rifting between the Jalisco Block (Mexico)and North America. Geological Society of America Bulletin, vol.119, no.1-2, pp.49-64, Jan2007 doi:10.1130/B25950.1