Sample SO 40

NavDat sample number 37715 · BASALTIC-ANDESITE

Sample

Sample ID	SO 40
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	28.3311
Longitude	-109.265
Location	Nuri
State / province	Sonora

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
17.1		16.7	17.5

Analyses

Wr

Item	Value	Std. dev.	Unit	Method
SIO2	53.3		WT%	UNKNOWN
TIO2	1.29		WT%	UNKNOWN
AL2O3	16.96		WT%	UNKNOWN
FE2O3	4.88		WT%	UNKNOWN
FEO	2.95		WT%	UNKNOWN
MNO	0.13		WT%	UNKNOWN
MGO	4.6		WT%	UNKNOWN
CAO	7.3		WT%	UNKNOWN
NA2O	3.67		WT%	UNKNOWN
K2O	1.96		WT%	UNKNOWN
P2O5	0.53		WT%	UNKNOWN
H2O_MINUS	0.59		WT%	UNKNOWN
H2O_PLUS	0.76		WT%	UNKNOWN
CO2	0.03		WT%	UNKNOWN

References

McDowell, Fred W; Roldan Quintana, Jaime; Amaya Martinez, Ricardo (1997) Interrelationship of sedimentary and volcanic deposits associated with Tertiary extension in Sonora, Mexico. Geological Society of America Bulletin, vol.109, no.10, pp.1349-1360, Oct 1997 doi:10.1130/0016-7606(1997)109<1349:IOSAVD>2.3.CO;2