Sample PU88

NavDat sample number 32018 · PYROCLASTIC FALL

Sample

Sample ID	PU88
Rock name	PYROCLASTIC FALL
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	19.15
Longitude	-97.17
Location	Tlanalapa
State / province	Veracruz

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
2		1	3

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	73.9		WT%	UNKNOWN
TIO2	0.05		WT%	UNKNOWN
AL2O3	12.6		WT%	UNKNOWN
FE2O3	0.6		WT%	UNKNOWN
MNO	0.06		WT%	UNKNOWN
MGO	0.1		WT%	UNKNOWN
CAO	0.4		WT%	UNKNOWN
NA2O	4.15		WT%	UNKNOWN
K2O	4.05		WT%	UNKNOWN
H2O_PLUS	3.17		WT%	UNKNOWN
H2O_MINUS	0.97		WT%	UNKNOWN
TOTAL	99.45		WT%	UNKNOWN

References

Robin, C (1982) Relations volcanologie - magmatologie - geodynamique; application au passage entre volcanisme alcalin et andesitique dans le Sud mexicain Axe Trans-mexicain et Province Alcaline Orientale. Annales Scientifiques de l'Universite de Clermont, 2: Geologie, Mineralogie. 70; 1982.