Balbi: Andesite / Basaltic Andesite, Composite type, Stratovolcano.
Bagana: Andesite / Basaltic Andesite, Composite type, Lava cone.
Billy Mitchell: Andesite / Basaltic Andesite, Caldera type, Caldera.
Takuan Group: Andesite / Basaltic Andesite, Composite type, Compound.
Loloru: Andesite / Basaltic Andesite, Composite type, Compound.
Tore: Andesite / Basaltic Andesite, Minor type, Lava cone.
Emperor Range: , Caldera type, Caldera(s).
Numa Numa: , Composite type, Stratovolcano.
Bakanovi: , Composite type, Stratovolcano.
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Many fabrics have a range of abundances. The range maximum (top) and minimum (bottom) are shown.
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| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| tpr127 ** | 0 | 1 | 4 | 2 | 2 | 2 | 0 | 2 | 0 | 0 | 0 | 5 | 0 | 0 | microphaneritic, microlitic |
| Buka microgranular | 0 | 0 | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | Solomons |
| tpr128 ** | 0 | 1 | 6 | 4 | 1 | 2 | 1 | 1 | 0 | 0 | 0 | 3 | 0 | 0 | microphaneritic, microlitic |
| Buka plagioclase pyroxene | 0 | 0 | 4 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | Solomons |
| tpr131 ** | 0 | 1 | 6 | 2 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | microlitic, felsitic, microphaneritic, chert |
| New Ireland cherty feldspathic | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | Bismarck |
| tpr132 ** | 6 | 0 | 3 | 2 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic, felsitic, microphaneritic |
| New Ireland hybrid | 3 | 0 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | Bismarck |
| tpr133 ** | 0 | 1 | 3 | 3 | 2 | 2 | 1 | 0 | 0 | 1 | 0 | 4 | 0 | 0 | microphaneritic |
| Exotic New Ireland lithic | 0 | 1 | 2 | 3 | 2 | 2 | 0 | 0 | 0 | 1 | 0 | 4 | 0 | 0 | Bismarck |
| tpr134 ** | 1 | 0 | 2 | 5 | 1 | 4 | 2 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic |
| TLTF olivine placer | 0 | 0 | 0 | 4 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | Bismarck |
| tpr119 | 0 | 0 | 2 | 4 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | vitric |
| Asio sparse-pyroxenic-vitric | 0 | 0 | 2 | 4 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | Solomons |
| tpr117 | 0 | 0 | 5 | 2 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic, vitric |
| Meinakapa feldspathic | 0 | 0 | 5 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | Solomons |
| tpr111 ** | 0 | 0 | 6 | 2 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic |
| Paubake feldspathic natural temper | 0 | 0 | 5 | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | Solomons |
| tpr112 ** | 0 | 0 | 6 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic |
| Paubake feldspathic non-placer manual | 0 | 0 | 5 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | Solomons |
| tpr113 | 0 | 0 | 4 | 3 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic |
| Paubake partial placer manual | 0 | 0 | 4 | 3 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | Solomons |
| tpr114 | 0 | 0 | 3 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic |
| Paubake placer manual | 0 | 0 | 3 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | Solomons |
| tpr115 ** | 0 | 0 | 5 | 1 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic, vitric |
| Pidia feldspathic-hornblendic natural | 0 | 0 | 5 | 1 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | Solomons |
| tpr116 | 0 | 0 | 5 | 2 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic, vitric |
| Pidia manual | 0 | 0 | 4 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | Solomons |
| tpr118 | 0 | 0 | 4 | 4 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | vitric, microlitic |
| Pidia modern | 0 | 0 | 4 | 4 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | Solomons |
| tpr120 | 0 | 0 | 4 | 1 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic |
| Kieta partial placer | 0 | 0 | 4 | 1 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | Solomons |
| tpr121 ** | 0 | 0 | 4 | 2 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic |
| Kieta placer | 0 | 0 | 2 | 0 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | Solomons |
| tpr125 | 6 | 0 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | vitric |
| Buka calcareous hybrid | 6 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | Solomons |
| Slide | Fabric | Possible Origin | Ware | Cal. | Quartz | Feldspar | Pyroxene | Amphibole | Opaques | Olivine | Biotite | Muscovite | Epidote | Garnet/ Spinel | Ig./Met. Rocks | Sed. Rocks | Grog | Lithics |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WD_32_13 | tpr127 (Buka microgranular) | Buka | Post Lapita Buka (2200 - 0 BP) | 0 | 0 | 3 | 2 | 2 | 2 | 0 | 1 | 0 | 0 | 0 | 5 | 0 | 0 | microphaneritic, microlitic |
| WD_32_20 | tpr127 (Buka microgranular) | Buka | Post Lapita Buka (2200 - 0 BP) | 0 | 0 | 4 | 2 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 5 | 0 | 0 | microphaneritic, microlitic |
| WD_32_25 | tpr127 (Buka microgranular) | Buka | Early Far Western Lapita (3500 - 2770 BP) | 0 | 0 | 5 | 2 | 1 | 2 | 0 | 2 | 0 | 0 | 0 | 4 | 0 | 0 | microphaneritic, microlitic |
| WD_32_23 | tpr128 (Buka plagioclase pyroxene) | Buka | Post Lapita Buka (2200 - 0 BP) | 0 | 0 | 5 | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microphaneritic |
| WD_32_15 | tpr128 (Buka plagioclase pyroxene) | Buka | Post Lapita Buka (2200 - 0 BP) | 0 | 0 | 4 | 4 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 3 | 0 | 0 | microphaneritic |
| WD_32_22 | tpr128 (Buka plagioclase pyroxene) | Buka | Post Lapita Buka (2200 - 0 BP) | 0 | 0 | 5 | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microphaneritic |
| WD_32_24 | tpr131 (New Ireland cherty feldspathic) | New Ireland or Central Solomons | Post Lapita Buka (2200 - 0 BP) | 0 | 1 | 5 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | microlitic, felsitic, microphaneritic, chert |
| WD_38_3 | tpr131 (New Ireland cherty feldspathic) | New Ireland | Early Far Western Lapita (3500 - 2770 BP) | 0 | 0 | 5 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic, felsitic, microphaneritic |
| WD_38_1 | tpr131 (New Ireland cherty feldspathic) | New Ireland | Early Far Western Lapita (3500 - 2770 BP) | 0 | 0 | 5 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic, felsitic, microphaneritic |
| WD_38_2 | tpr131 (New Ireland cherty feldspathic) | New Ireland | Early Far Western Lapita (3500 - 2770 BP) | 0 | 0 | 4 | 1 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic, felsitic, microphaneritic |
| WD_38_7 | tpr131 (New Ireland cherty feldspathic) | New Ireland | Early Far Western Lapita (3500 - 2770 BP) | 0 | 0 | 5 | 2 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic, felsitic, microphaneritic |
| WD_38_12 | tpr132 (New Ireland hybrid) | New Ireland | Early Far Western Lapita (3500 - 2770 BP) | 3 | 0 | 3 | 2 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic, felsitic, microphaneritic |
| WD_38_9 | tpr132 (New Ireland hybrid) | New Ireland | Early Far Western Lapita (3500 - 2770 BP) | 6 | 0 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | microlitic, felsitic, microphaneritic |
| WD_38_10 | tpr132 (New Ireland hybrid) | New Ireland | Early Far Western Lapita (3500 - 2770 BP) | 5 | 0 | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic, felsitic, microphaneritic |
| WD_38_13 | tpr133 (Exotic New Ireland lithic) | North Bougainville? | Early Far Western Lapita (3500 - 2770 BP) | 0 | 1 | 2 | 3 | 2 | 2 | 0 | 0 | 0 | 1 | 0 | 4 | 0 | 0 | microphaneritic |
| WD_38_14 | tpr134 (TLTF olivine placer) | TLTF or New Britain | Early Far Western Lapita (3500 - 2770 BP) | 0 | 0 | 1 | 5 | 0 | 3 | 2 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic |
| WD_38_15 | tpr134 (TLTF olivine placer) | TLTF or New Britain | Early Far Western Lapita (3500 - 2770 BP) | 0 | 0 | 0 | 4 | 1 | 4 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | microlitic |
| WD_35_7 | tpr119 (Asio sparse-pyroxenic-vitric) | Central Bougainville | 0 | 0 | 2 | 4 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | vitric | |
| WD_35_15 | tpr117 (Meinakapa feldspathic) | Central Bougainville | Kieta ware (1500 - 0 BP) | 0 | 0 | 5 | 2 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic, vitric |
| WD_35_16 | tpr117 (Meinakapa feldspathic) | Central Bougainville | Kieta ware (1500 - 0 BP) | 0 | 0 | 5 | 1 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | microlitic, vitric |
| WD_35_17 | tpr117 (Meinakapa feldspathic) | Central Bougainville | Kieta ware (1500 - 0 BP) | 0 | 0 | 5 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | vitric, microlitic |
| WD_34_11 | tpr111 (Paubake feldspathic natural temper) | South Bougainville | Late Buin (300 - 0 BP) | 0 | 0 | 6 | 2 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | microlitic |
| WD_34_13 | tpr111 (Paubake feldspathic natural temper) | South Bougainville | Late Buin (300 - 0 BP) | 0 | 0 | 6 | 2 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | microlitic |
| WD_34_17 | tpr111 (Paubake feldspathic natural temper) | South Bougainville | Late Buin (300 - 0 BP) | 0 | 0 | 6 | 2 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | microlitic |
| WD_34_19 | tpr111 (Paubake feldspathic natural temper) | South Bougainville | Late Buin (300 - 0 BP) | 0 | 0 | 6 | 2 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | microlitic |
| WD_34_20 | tpr111 (Paubake feldspathic natural temper) | South Bougainville | Late Buin (300 - 0 BP) | 0 | 0 | 6 | 2 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | microlitic |
| WD_34_4 | tpr112 (Paubake feldspathic non-placer manual) | South Bougainville | Early Buin (1000 - 300 BP) | 0 | 0 | 6 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | microlitic |
| WD_34_2 | tpr112 (Paubake feldspathic non-placer manual) | South Bougainville | Early Buin (1000 - 300 BP) | 0 | 0 | 5 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic |
| WD_34_5 | tpr112 (Paubake feldspathic non-placer manual) | South Bougainville | Early Buin (1000 - 300 BP) | 0 | 0 | 5 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic |
| WD_34_8 | tpr112 (Paubake feldspathic non-placer manual) | South Bougainville | Early Buin (1000 - 300 BP) | 0 | 0 | 5 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic |
| WD_35_9 | tpr115 (Pidia feldspathic-hornblendic natural) | Central Bougainville | Pidia (300 - 0 BP) | 0 | 0 | 5 | 1 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | vitric, microlitic |
| WD_35_11 | tpr115 (Pidia feldspathic-hornblendic natural) | Central Bougainville | Pidia (300 - 0 BP) | 0 | 0 | 5 | 1 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | vitric, microlitic |
| WD_35_12 | tpr116 (Pidia manual) | Central Bougainville | Asio ware (1000 - 300 BP) | 0 | 0 | 4 | 1 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic, vitric |
| WD_35_14 | tpr118 (Pidia modern) | Central Bougainville | Pidia (300 - 0 BP) | 0 | 0 | 4 | 4 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | vitric, microlitic |
| WD_35_2 | tpr120 (Kieta partial placer) | Central Bougainville | Kieta ware (1500 - 0 BP) | 0 | 0 | 4 | 1 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic |
| WD_35_6 | tpr120 (Kieta partial placer) | Central Bougainville | Kieta ware (1500 - 0 BP) | 0 | 0 | 4 | 1 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic |
| WD_35_3 | tpr121 (Kieta placer) | Central Bougainville | Kieta ware (1500 - 0 BP) | 0 | 0 | 2 | 2 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | microlitic |
| WD_35_1 | tpr121 (Kieta placer) | Central Bougainville | Kieta ware (1500 - 0 BP) | 0 | 0 | 3 | 1 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic |
| WD_35_4 | tpr121 (Kieta placer) | Central Bougainville | Kieta ware (1500 - 0 BP) | 0 | 0 | 4 | 2 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic |
| WD_35_5 | tpr121 (Kieta placer) | Central Bougainville | Kieta ware (1500 - 0 BP) | 0 | 0 | 3 | 1 | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic |
| WD_32_1 | tpr128 (Buka plagioclase pyroxene) | North Bougainville | Recent Buka (300 - 0 BP) | 0 | 0 | 5 | 3 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microphaneritic |
| WD_32_2 | tpr128 (Buka plagioclase pyroxene) | North Bougainville | Malasang (700 - 500 BP) | 0 | 0 | 6 | 2 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microphaneritic |
| WD_32_3 | tpr128 (Buka plagioclase pyroxene) | North Bougainville | Malasang (700 - 500 BP) | 0 | 0 | 6 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microphaneritic |
| WD_32_5 | tpr128 (Buka plagioclase pyroxene) | North Bougainville | Mararing (500 - 100 BP) | 0 | 0 | 5 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microphaneritic |
| WD_32_9 | tpr128 (Buka plagioclase pyroxene) | North Bougainville | Mararing (500 - 100 BP) | 0 | 0 | 5 | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microphaneritic |
| WD_101_1 | tpr125 (Buka calcareous hybrid) | Buka | Buka ware (2500 - 2200 BP) | 6 | 0 | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | vitric |
| WD_101_2 | tpr125 (Buka calcareous hybrid) | Buka | Buka ware (2500 - 2200 BP) | 6 | 0 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | microlitic |
| WD_101_3 | tpr127 (Buka microgranular) | Buka | Post Lapita Buka (2200 - 0 BP) | 0 | 0 | 4 | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | microphaneritic, microlitic |
| WD_101_4 | tpr128 (Buka plagioclase pyroxene) | Buka | Post Lapita Buka (2200 - 0 BP) | 0 | 0 | 4 | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microphaneritic |
Buka wares Fine-grained microgranular rock fragments dominant.
Buka wares Fine-grained microgranular rock fragments dominant.
Poorly sorted temper sand characteristic of Buka temper types.
Nissan-11 has a full slide scan available (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.
Plagioclase and lesser clinopyroxene dominant.
Buka wares. Plagioclase and lesser clinopyroxene dominant.
Buka wares. Plagioclase and lesser clinopyroxene dominant.
Chert/metachert, quartzose/quartzite, felsite, and siltstone present. Some plagioclase altered albite.
Feldspathic sand temper.
Feldspathic.
Feldspathic sand temper.
Feldspathic.
Hybrid (mixed terrigenous-calcareous) sand temper.
Hybrid (mixed terrigenous-calcareous) sand temper.
Hybrid (mixed terrigenous-calcareous) sand temper.
Moderately sorted and mineralogically complex lithic sand temper, with microgranular hypabyssal.
Well sorted and subrounded to subangular pyroxenic beach placer temper, basaltic lithics are hyalopilitic.
Well sorted and subrounded to subangular pyroxenic beach placer temper, basaltic lithics. Microlitics are hyalopilitic.
Very sparse, moderately sorted, subrounded medium- to coarse-grained temper sand. Prehistoric sherd. Probably beach. Manually added temper. Glassy fragments in clay. Abundant clinopyroxene and lithics.
Prehistoric potsherd. Poorly sorted, angular to subangular feldspathic aggregate sand temper.
Prehistoric potsherd. Poorly sorted, angular to subangular feldspathic aggregate sand temper.
Prehistoric potsherd. Poorly sorted, angular to subangular feldspathic aggregate sand temper.
Untempered. Plagioclase, with hornblende and clinopyroxene.
Untempered. Plagioclase, with hornblende and clinopyroxene.
Untempered. Plagioclase, with hornblende and clinopyroxene.
Untempered. Plagioclase, with hornblende and clinopyroxene.
Untempered. Plagioclase, with hornblende and clinopyroxene.
Maybe tempered. Plagioclase, with hornblende and clinopyroxene.
Tempered. Plagioclase, with hornblende and clinopyroxene.
Tempered. Plagioclase, with hornblende and clinopyroxene.
Tempered. Plagioclase, with hornblende and clinopyroxene.
Prehistoric potsherd. Poorly sorted, angular to subangular feldspathic aggregate sand temper, tan to brown vitrics. Andesitic.
Prehistoric potsherd. Poorly sorted, angular to subangular feldspathic aggregate sand temper, tan to brown vitrics. Andesitic.
Prehistoric potsherd. Moderately sorted, fine- to medium-grained, subangular to subrounded temper sand.
Modern potsherd. Clinopyroxene dominant, but minor orthopyroxene.
Hornblendic plagioclase feldspathic stream temper. Kieta tradition sherd.
Hornblendic plagioclase feldspathic stream temper. Kieta tradition sherd.
Well sorted fine to medium grain, placer sands, rich in opaque iron oxides and hornblende, lesser plagioclase feldspars.
Well sorted fine to medium grain, placer sands, rich in opaque iron oxides and hornblende, lesser plagioclase feldspars.
Well sorted fine to medium grain, placer sands, rich in opaque iron oxides and hornblende, lesser plagioclase feldspars.
Well sorted fine to medium grain, placer sands, rich in opaque iron oxides and hornblende, lesser plagioclase feldspars.
Microphaneritic.
Microphaneritic.
Microphaneritic.
Microphaneritic.
Microphaneritic.
Lapita. Well sorted and rounded calcareous sand. Plagioclase.
Lapita. well sorted and rounded calcareous sand. Plagioclase.
Non-Lapita. Poorly sorted and weathered volcanic sand. Plagioclase and microphaneritic igneous rock fragments (microgranular grains composed dominantly of plagioclase-clinopyroxene with subophitic internal texture of clinopyroxene crystals partly enclosing plagioclase laths), microlitic volcanic rock fragments, opaque iron oxides, clinopyroxene, green hornblende, and deeply weathered brown biotite
Non-Lapita. Poorly sorted and weathered volcanic sand. Plagioclase and pyroxene.