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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
tpr285 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | felsitic |
Kita Iwo Jima andesitic | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | Japan |
Slide | Fabric | Possible Origin | Cal. | Quartz | Feldspar | Pyroxene | Amphibole | Opaques | Olivine | Biotite | Muscovite | Epidote | Garnet/ Spinel | Ig./Met. Rocks | Sed. Rocks | Grog | Lithics |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
WD_14_22 | tpr285 (Kita Iwo Jima andesitic) | Bonin volcanic | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, lathwork, microlitic |
WD_14_23 | tpr285 (Kita Iwo Jima andesitic) | Bonin volcanics | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | microlitic, lathwork, vitric |
According to Dickinson -only lithics present.
Mainly andesitic lithic fragments with some plagioclase.