Sample ID: PO 112
Georef Number: 1984-001334
Reference Title: Relations volcanologie - magmatologie - geodynamique; application au passage entre volcanisme alcalin et andesitique dans le Sud mexicain Axe Trans-mexicain et Province Alcaline Orientale
Reference Author: Robin-C

Location

Sample Detail


Major Data? YES
Trace Data? NO
Isotope Data? NO
Age: 2
Min Age: 1
Max Age: 3
Geological Age: PLEISTOCENE
Age Method: UNKNOWN

Material: IGNEOUS
Type: VOLCANIC
Composition: FELSIC
Rock Name: DACITE



Rock Data
Reference Technique Material SIO2 TIO2 AL2O3 FE2O3 FEO MGO CAO NA2O K2O MNO H2O_MINUS
1979-023073 UNKNOWN WHOLE ROCK 63 0.9 16 2.47 2.32 3.2 4.9 4.8 1.9 0.07 0.19


Total Alkali vs Silica