Sample CH24

NavDat sample number 10814 · BASALTIC-ANDESITE

Sample

Sample ID	CH24
Alternate ID	2336
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	19.68
Longitude	-97.45
Location	Los Humeros
State / province	Puebla

Age

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

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	54.02		WT%	UNKNOWN
TIO2	0.82		WT%	UNKNOWN
AL2O3	21.77		WT%	UNKNOWN
FE2O3	2.31		WT%	UNKNOWN
FEO	2.83		WT%	UNKNOWN
MNO	0.08		WT%	UNKNOWN
MGO	3		WT%	UNKNOWN
CAO	9.46		WT%	UNKNOWN
NA2O	3.24		WT%	UNKNOWN
K2O	1.23		WT%	UNKNOWN
P2O5	0.28		WT%	UNKNOWN
LOI	0.91		WT%	UNKNOWN
H2O_MINUS	0.35		WT%	UNKNOWN
TOTAL	100.3		WT%	UNKNOWN

References

Verma, Surendra P; Lopez, M M (1982) Geochemistry of Los Humeros Caldera, Puebla, Mexico. Bulletin Volcanologique. 45; 1, Pages 63-79. 1982. doi:10.1007/BF02600390