Sample UMsdf

NavDat sample number 43004 · RHYODACITE

Sample

Sample ID	UMsdf
Alternate ID	2198
Rock name	RHYODACITE
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	19.19
Longitude	-97.35
Location	Quetzalapa Pumice, Las Cumbres Volcanic Complex
State / province	Puebla

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
0		0	0.01	Holocene

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	70.34		WT%	UNKNOWN
TIO2	0.2		WT%	UNKNOWN
AL2O3	14.26		WT%	UNKNOWN
FE2O3T	1.41		WT%	UNKNOWN
MNO	0.07		WT%	UNKNOWN
MGO	0.27		WT%	UNKNOWN
CAO	1.19		WT%	UNKNOWN
NA2O	4.31		WT%	UNKNOWN
K2O	3.12		WT%	UNKNOWN
P2O5	0.02		WT%	UNKNOWN
LOI	4.52		WT%	UNKNOWN
TOTAL	100.64		WT%	UNKNOWN
S	99.71			UNKNOWN
SUMA_100	0.29		WT%	UNKNOWN

References

Rodriguez, Sergio Raul; Siebe, Claus; Komorowski, Jean Christophe; Abrams, Michael (2002) The Quetzalapa Pumice; a voluminous late Pleistocene rhyolite deposit in the eastern Trans-Mexican volcanic belt. Journal of Volcanology and Geothermal Research. 113; 1-2, Pages 177-212. 2002. doi:10.1016/S0377-0273(01)00258-X