Vitric Feldspathic (Q137423659)
Dominated by vitric inclusions, with feldspars.
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Many fabrics have a range of abundances. The range maximum (top) and minimum (bottom) are shown.
** Has full slide image available.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| tpr321 | 0 | 0 | 3 | 2 | 2 | 6 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic, felsitic |
| Exotic Tanga hornblendic hybrid | 0 | 0 | 3 | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | Bismarck |
| tpr452 | 0 | 0 | 2 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 2 | 0 | vitric, lathwork, microlitic, argillitic, chert |
| Louisiade feldspathic lithic | 0 | 0 | 2 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | PNG |
| tpr206 | 0 | 0 | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, lathwork, microlitic, felsitic, plutonite |
| Exotic Lizard Island | 0 | 0 | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | Australia |
| tpr374 ** | 1 | 1 | 3 | 3 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | vitric |
| Niuatoputapu lithic | 0 | 0 | 2 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | Tonga |
| tpr15 ** | 0 | 0 | 4 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | vitric, microlitic, felsitic |
| Saipan andesitic | 0 | 0 | 3 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | Marianas |
| tpr20 ** | 0 | 0 | 3 | 3 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | vitric, microlitic |
| Guam lithic andesiitic | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | Marianas |
| tpr57 ** | 0 | 1 | 3 | 3 | 1 | 3 | 1 | 0 | 0 | 0 | 0 | 5 | 3 | 0 | vitric, microlitic, microphaneritic, argillitic, chert |
| Luzon tectonic highland | 0 | 0 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 0 | Philippines |
| tpr211 ** | 0 | 0 | 2 | 3 | 0 | 4 | 1 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic |
| Pohnpei lithic | 0 | 0 | 1 | 1 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | Carolines |
| tpr376 | 0 | 1 | 3 | 3 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | vitric |
| Niuatoputapu placer | 0 | 0 | 3 | 3 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | Tonga |
| tpr445 | 0 | 0 | 2 | 3 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | vitric, microlitic |
| Exotic Vao vitric | 0 | 0 | 2 | 3 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | Vanuatu |
| tpr436 | 0 | 0 | 4 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic |
| Ata vitric | 0 | 0 | 4 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | Tonga |
| tpr431a | 0 | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric |
| Exotic Nomuka lithic | 0 | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | Tonga |
| tpr375 ** | 0 | 1 | 4 | 4 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric |
| Niuatoputapu lithic-placer | 0 | 0 | 3 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | Tonga |
| tpr236 | 0 | 0 | 4 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric |
| Efate lithic | 0 | 0 | 4 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | Vanuatu |
| tpr73 ** | 0 | 0 | 4 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic |
| Halmahera volcanic | 0 | 0 | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | Maluku |
| Slide | Fabric | Possible Origin | Cal. | Quartz | Feldspar | Pyroxene | Amphibole | Opaques | Olivine | Biotite | Muscovite | Epidote | Garnet/ Spinel | Ig./Met. Rocks | Sed. Rocks | Grog | Lithics |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WD_4_24 | tpr15 (Saipan andesitic) | Saipan | 0 | 0 | 4 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic, felsitic |
| WD_4_18 | tpr15 (Saipan andesitic) | Saipan | 0 | 0 | 4 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic |
| WD_4_21 | tpr15 (Saipan andesitic) | Saipan | 0 | 0 | 3 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic, felsitic |
| WD_4_5 | tpr15 (Saipan andesitic) | Saipan | 0 | 0 | 4 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic |
| WD_4_8 | tpr15 (Saipan andesitic) | Saipan | 0 | 0 | 3 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic |
| WD_5_15 | tpr20 (Guam lithic andesiitic) | Guam | 0 | 0 | 3 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric |
| WD_7_23 | tpr20 (Guam lithic andesiitic) | Guam | 0 | 0 | 2 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric |
| WD_15_23 | tpr20 (Guam lithic andesiitic) | Guam | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | vitric |
| WD_5_13 | tpr20 (Guam lithic andesiitic) | Guam | 0 | 0 | 2 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | microlitic |
| WD_5_18 | tpr20 (Guam lithic andesiitic) | Guam | 0 | 0 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | felsitic, vitric |
| WD_5_20 | tpr20 (Guam lithic andesiitic) | Guam | 0 | 0 | 3 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric |
| WD_5_8 | tpr20 (Guam lithic andesiitic) | Guam | 0 | 0 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | felsitic, vitric |
| WD_5_9 | tpr20 (Guam lithic andesiitic) | Guam | 0 | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | felsitic, vitric |
| WD_7_21 | tpr20 (Guam lithic andesiitic) | Guam | 0 | 0 | 2 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | vitric |
| WD_7_4 | tpr20 (Guam lithic andesiitic) | Guam | 0 | 0 | 2 | 3 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic |
| WD_7_8 | tpr20 (Guam lithic andesiitic) | Guam | 0 | 0 | 2 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | vitric, microlitic |
| WD_8_14 | tpr20 (Guam lithic andesiitic) | Guam | 0 | 0 | 2 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | microlitic, vitric |
| WD_8_16 | tpr20 (Guam lithic andesiitic) | Guam | 0 | 0 | 2 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | microlitic, vitric |
| WD_83_24 | tpr206 (Exotic Lizard Island) | central Vanuatu? | 0 | 0 | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, lathwork, microlitic, felsitic, plutonite |
| WD_90_4 | tpr211 (Pohnpei lithic) | Pohnpei | 0 | 0 | 2 | 3 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | vitric, microlitic |
| WD_90_7 | tpr211 (Pohnpei lithic) | Pohnpei | 0 | 0 | 1 | 1 | 0 | 4 | 1 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic |
| WD_15_1c | tpr57 (Luzon tectonic highland) | 0 | 1 | 1 | 2 | 0 | 4 | 1 | 0 | 0 | 0 | 0 | 5 | 2 | 0 | vitric, microlitic, microphaneritic, argillitic, chert | |
| WD_15_1b | tpr57 (Luzon tectonic highland) | 0 | 0 | 2 | 2 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 5 | 2 | 0 | vitric, microlitic, microphaneritic, argillitic, chert | |
| WD_15_1a | tpr57 (Luzon tectonic highland) | 0 | 0 | 3 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4 | 3 | 0 | vitric, microlitic, microphaneritic, argillitic, chert | |
| WD_15_2a | tpr57 (Luzon tectonic highland) | 0 | 1 | 2 | 3 | 0 | 4 | 1 | 0 | 0 | 0 | 0 | 4 | 2 | 0 | vitric, microlitic, microphaneritic, argillitic, chert | |
| WD_15_2b | tpr57 (Luzon tectonic highland) | 0 | 1 | 2 | 1 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 4 | 3 | 0 | vitric, microlitic, microphaneritic, argillitic, chert | |
| WD_18_25 | tpr73 (Halmahera volcanic) | Halmahera | 0 | 0 | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic |
| WD_20_23 | tpr73 (Halmahera volcanic) | Halmahera | 0 | 0 | 3 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | vitric, microlitic |
| WD_30_20 | tpr321 (Exotic Tanga hornblendic hybrid) | Feni | 0 | 0 | 3 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic, felsitic |
| WD_69_29 | tpr374 (Niuatoputapu lithic) | Niuatoputapu | 0 | 0 | 2 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | vitric |
| WD_69_28 | tpr374 (Niuatoputapu lithic) | Niuatoputapu | 0 | 0 | 2 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | vitric |
| WD_69_33 | tpr374 (Niuatoputapu lithic) | Niuatoputapu | 0 | 0 | 2 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | vitric |
| WD_69_30 | tpr375 (Niuatoputapu lithic-placer) | Niuatoputapu | 0 | 0 | 3 | 3 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric |
| WD_69_31 | tpr375 (Niuatoputapu lithic-placer) | Niuatoputapu | 0 | 0 | 3 | 3 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric |
| WD_72_21 | tpr436 (Ata vitric) | Ata | 0 | 0 | 4 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | vitric, microlitic |
| WD_72_20 | tpr436 (Ata vitric) | Ata | 0 | 0 | 4 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | vitric, microlitic |
| ML_1_1 | tpr445 (Exotic Vao vitric) | Central Vanuatu | 0 | 0 | 2 | 3 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | vitric, microlitic |
46-29-205 has a full slide scan available (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.
Quartz-poor (andesitic) volcanic sands in sherds with red pastes. Clinopyroxene dominant, but minor orthopyroxene.
Hybrid with much leeching of calcareous grains, so numbers may be unrepresentative.
Quartz-poor (andesitic) volcanic sands in sherds with red pastes.
Quartz-free aggregate volcanic sand temper in which microlitic volcanic rock fragments of intermediate character are dominant.
Moderately sorted and mineralogically complex andesitic volcanic sand temper of fine to coarse size and probable fluvial origin.
Nomna-9 has a full slide scan available (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.
Lithic volcanic sand.
Moderately sorted andesitic volcanic sand temper of probable fluvial origin composed of subangular to subrounded grains of fine to coarse sand rich in glassy volcanic rock fragments.
Volcanic sand temper rich in brownish to reddish glassy lithic fragments. Early historic sherd.
Groundmass rock fragment suite distinct from that at Nomna Bay (more microlitic than vitric).
Indigenous source.
Volcanic sand temper.
Volcanic sand temper.
Lithic-rich volcanic sand temper.
Sand temper likely derived from wares made on Guam.
Mediumly lithic sand temper.
Mediumly lithic sand temper.
Poorly sorted volcanic sand temper rich in glassy volcanic rock fragments characteristic of indigenous Guam tempers.
Poorly sorted volcanic sand temper rich in glassy volcanic rock fragments characteristic of indigenous Guam tempers.
No images available.
Dominant clinopyroxene over minor hornblende, coupled with the absence of either olivine or orthopyroxene. Exotic.
Non-calcareous volcanic temper of lithic sand. Moderately sorted and subrounded medium to coarse temper sands displaying placer concentration of opaque iron oxide grains (probably magnetite), glassy rock fragments, and clinopyroxene. Temper probably from stream.
Non-calcareous volcanic temper of lithic sand.
Heterogeneous sands of the tectonic highland temper class with red-brown vitric lithic fragments of mafic volcanic glass, iron oxides opaques, clinopyroxene and olivine mineral grains,chert and argillite lithic fragments with recrystallized ghosts of ovoid radiolarian tests visible in selected instances, microlitic lithic fragments derived from the groundmass of volcanic rocks.
Heterogeneous sands of the tectonic highland temper class with red-brown vitric lithic fragments of mafic volcanic glass, iron oxides opaques, clinopyroxene and olivine mineral grains,chert and argillite lithic fragments with recrystallized ghosts of ovoid radiolarian tests visible in selected instances, microlitic lithic fragments derived from the groundmass of volcanic rocks.
Heterogeneous sands of the tectonic highland temper class with red-brown vitric lithic fragments of mafic volcanic glass, iron oxides opaques, clinopyroxene and olivine mineral grains,chert and argillite lithic fragments with recrystallized ghosts of ovoid radiolarian tests visible in selected instances, microlitic lithic fragments derived from the groundmass of volcanic rocks.
Heterogeneous sands of the tectonic highland temper class with red-brown vitric lithic fragments of mafic volcanic glass, iron oxides opaques, clinopyroxene and olivine mineral grains,chert and argillite lithic fragments with recrystallized ghosts of ovoid radiolarian tests visible in selected instances, microlitic lithic fragments derived from the groundmass of volcanic rocks.
Heterogeneous sands of the tectonic highland temper class with red-brown vitric lithic fragments of mafic volcanic glass, iron oxides opaques, clinopyroxene and olivine mineral grains,chert and argillite lithic fragments with recrystallized ghosts of ovoid radiolarian tests visible in selected instances, microlitic lithic fragments derived from the groundmass of volcanic rocks.
Volcanic sand temper from ash.
Vitric volcanic sand temper from ash.
Angkikita. Hornblendic hybrid temper sand with vitric volcanic rock fragments as dominant grain type.
Brown vitrics.
Brown vitrics.
Brown vitric.
Pumecious brown vitrics.
Brown vitric.
Vitric fabric. Some orthopyroxene.
Vitric fabric.
Tan glass vitrics with micro vesicular/pumiceous texture. Opaque rich, pink clay. Plagioclase.