| None (0) | Minor (1) | Few (2) | Common (3) | Frequent (4) | Major (5) | Very Dominant (6) |
| 0% | 0-5% | 5-15% | 15-30 % | 30-50% | 50-70% | 70-100% |
| Name | Cal. | Quartz | Feldspar | Pyroxene | Amphibole | Opaques | Olivine | Biotite | Muscovite | Epidote | Garnet/ Spinel | Ig./Met. Rocks | Sed. Rocks | Grog | Lithics/ Region |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| tpr295 | 0 | 0 | 1 | 5 | 0 | 3 | 4 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | lathwork, vitric |
| Samoan ferromagnesian beach | 0 | 0 | 0 | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | Samoa |
| tpr291 | 3 | 0 | 2 | 3 | 1 | 3 | 3 | 1 | 0 | 0 | 0 | 6 | 0 | 0 | lathwork, vitric |
| Samoan lithic | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | Samoa |
| tpr290b | 0 | 0 | 5 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | lathwork, vitric |
| Samoan crushed lathwork lithic | 0 | 0 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | Samoa |
| tpr293b | 1 | 0 | 2 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | microlitic, lathwork, vitric |
| Samoan microlitic trachytic | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | Samoa |
No representative slide details available.