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 |
tpr291a | 2 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | vitric, lathwork |
Samoan hybrid vitric | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | Samoa |
tpr291b | 6 | 0 | 1 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | lathwork, vitric |
Samoan calcareous | 5 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | Samoa |
tpr295b | 2 | 0 | 0 | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | lathwork, vitric |
Samoan ferromagnesian lithic | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | Samoa |
tpr295a | 3 | 1 | 1 | 4 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | lathwork, vitric |
Samoan ferromagnesian crystal | 0 | 0 | 0 | 2 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | Samoa |
Slide | Fabric | Possible Origin | Cal. | Quartz | Feldspar | Pyroxene | Amphibole | Opaques | Olivine | Biotite | Muscovite | Epidote | Garnet/ Spinel | Ig./Met. Rocks | Sed. Rocks | Grog | Lithics |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
FP_1_3 | tpr291a (Samoan hybrid vitric) | Upolu | 1 | 0 | 0 | 2 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | vitric, lathwork |
FP_1_19 | tpr291a (Samoan hybrid vitric) | Upolu | 2 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | vitric, lathwork |
FP_1_2 | tpr291b (Samoan calcareous) | Upolu | 5 | 0 | 0 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | lathwork, vitric |
FP_1_14 | tpr291b (Samoan calcareous) | Upolu | 6 | 0 | 1 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | lathwork, vitric |
FP_1_11 | tpr291 (Samoan lithic) | Upolu | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | microlitic, lathwork |
FP_1_12 | tpr291 (Samoan lithic) | Upolu | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | microlitic, lathwork |
FP_1_1 | tpr291 (Samoan lithic) | Upolu | 3 | 0 | 0 | 2 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | lathwork |
FP_1_4 | tpr291 (Samoan lithic) | Upolu | 3 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | lathwork, vitric |
FP_1_5 | tpr291 (Samoan lithic) | Upolu | 0 | 0 | 0 | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | lathwork, vitric |
FP_1_9 | tpr291 (Samoan lithic) | Upolu | 0 | 0 | 0 | 1 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | lathwork |
FP_1_10 | tpr291 (Samoan lithic) | Upolu | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | Lathwork |
FP_1_18 | tpr291 (Samoan lithic) | Upolu | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 6 | 0 | 0 | lathwork, vitric |
FP_1_7 | tpr295b (Samoan ferromagnesian lithic) | Upolu | 2 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | Lathwork, vitric |
FP_1_13 | tpr295b (Samoan ferromagnesian lithic) | Upolu | 0 | 0 | 0 | 2 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | lathwork, vitric |
FP_1_20 | tpr295b (Samoan ferromagnesian lithic) | Upolu | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | vitiric, lathwork |
FP_1_8 | tpr295a (Samoan ferromagnesian crystal) | Upolu | 1 | 0 | 0 | 2 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | lathwork, vitric |
FP_1_15 | tpr295a (Samoan ferromagnesian crystal) | Upolu | 1 | 0 | 0 | 3 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | lathwork, vitric |
FP_1_16 | tpr295a (Samoan ferromagnesian crystal) | Upolu | 0 | 0 | 0 | 4 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | lathwork |
FL_1_4 | tpr295a (Samoan ferromagnesian crystal) | Upolu | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | lathwork, vitric |
WD_23_3 | tpr295a (Samoan ferromagnesian crystal) | Samoa | 0 | 0 | 1 | 3 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | lathwork, microlitic |
WD_23_6 | tpr295a (Samoan ferromagnesian crystal) | Samoa | 3 | 0 | 1 | 2 | 0 | 1 | 3 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | lathwork, microlitic |
WD_23_8 | tpr295a (Samoan ferromagnesian crystal) | Samoa | 0 | 0 | 1 | 2 | 0 | 1 | 3 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | lathwork, microlitic |
WD_23_9 | tpr295a (Samoan ferromagnesian crystal) | Samoa | 2 | 0 | 1 | 3 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | lathwork, microlitic |
Decorated sherd, reduced. Brown glass, with holocrystalline basaltic.
Brown glass. Mainly holocrystalline basaltic lithics. Reduced sherd.
Decorated reduced sherd. Contains deliberately added shell.
Decorated body oxidised sherd. Vitrophytic basaltic lithics with some altered red glass. Shell not deliberately added.
Coarse fabric, oxidised. May also contain trachyitic lithics (feldspathic basalts).
Coarse temper. May also contain trachyitic lithics (feldspathic basalts). Trachytic feldspathic basalt probably derive from Fagaloa Volcanics.
Picritic basalt. High olivine to pyroxene ratio. Reduced sherd.
Decorated sherd. Oxidised. Olivine is altered to iddingsite. Less olivine than pyroxene. Picritic basalt fragments with reddish glass. Tuff.
Oxidised sherd. Picritiic and vitric basalt fragments. Reddish glass. Olivines altered to iddingsite.
Reduced. High olivine to pyroxene ratio. Picritic basalts with reddish glass.
Reduced. Low olivine to pyroxene ratio.
Reduced core. Altered olivine. Reddish vitrics. Tuff. Picritic basalts.
Picritic, holocrystalline and vitric basalt lithics, with some vitrophytic. Altered olivine. Similar olivine and pyroxene levels.
Oxidised sherd. Altered olivine. More olivine than pyroxene. Fresh vitrics. Lithics vitric and holocrystalline, with some picritic and vitrophytic.
Reduced core. Mainly vitric and vitrophytic lithics.
Oxidised sherd. Has trace quartz and feldspars from Fagaloa formation.
Oxidised sherd. Picritic lithics. Altered olivines. More olivines than pyroxenes.
Oxidised sherd. Equal olivines and pyroxenes. Mainly picritic basaltic lithics.
Ferromagnesian.
Crystal lithic beach sand.
Crystal lithic.
Crystal lithic beach sand.
Crystal lithic beach sand.