Sample ZA1

NavDat sample number 29251 · PYROCLASTIC FLOW

Sample

Sample ID	ZA1
Alternate ID	353
Rock name	PYROCLASTIC FLOW
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS
Comment	Instituto de Geologia, UNAM Mexico

Location

Latitude	20.88
Longitude	-100.197
Location	V. Zamorano
State / province	Queretaro de Arteaga

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
9.25		7.5	11

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	75.9		WT%	UNKNOWN
TIO2	0.24		WT%	UNKNOWN
AL2O3	13.64		WT%	UNKNOWN
FEOT	2.16		WT%	UNKNOWN
MNO	0.05		WT%	UNKNOWN
MGO	0.38		WT%	UNKNOWN
CAO	0.95		WT%	UNKNOWN
NA2O	1.75		WT%	UNKNOWN
K2O	4.06		WT%	UNKNOWN
H2O_PLUS	0.68		WT%	UNKNOWN
H2O_MINUS	0.91		WT%	UNKNOWN
TOTAL	100.72		WT%	UNKNOWN

References

Carrasco, Nunez Gerardo; Milan, Marcos; Verma, Surendra P (1989) Geologia del Volcan Zamorano, Estado de Queretaro. Revista - Instituto de Geologia. 8; 2, Pages 195-201. 1989.