Sample Type is Igneous › Volcanic › Intermediate Extrusive › Andesite
97 records | Download| IGSN | Sample Type | Notes | Location | Number Thin Sections | Storage Location |
|---|---|---|---|---|---|
| GRD047IS0 | Andesite | A few plagioclase and brown amphibole phenocrysts in a plagioclase amphibole groundmass. Both minerals are zoned and filled with inclusions. Seven clusters of ep and cpx. | Philippines | 1 | Ritter 154, 28 G |
| GRD048PS0 | Andesite | Highly altered. Plag porphyritic. | Philippines | 1 | Ritter 154, 28 G |
| GRD048US0 | Andesite | Thin section does not match. | Philippines | 1 | Camp Elliott |
| GRD04AFS0 | Andesite | Fresh andesite with biotite, hornblende, plagioclase. | Philippines | 1 | Ritter 154, 28 G |
| GRD04BQS0 | Andesite | Philippines | 1 | Camp Elliott | |
| GRD04CAS0 | Andesite | 10E may be 11E | Philippines | 0 | Camp Elliott |
| GRD04CTS0 | Andesite | Altered andesite cobble. | Philippines | 0 | Camp Elliott |