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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
tpr216 | 1 | 2 | 2 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 3 | 3 | 1 | 0 | quartzite, plutonite, metavolcanic |
Exotic Malo chrome spinel | 1 | 2 | 2 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 3 | 3 | 1 | 0 | Vanuatu |
tpr217 | 0 | 0 | 4 | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | microlitic, vitric, felsitic |
Malo feldspathic | 0 | 0 | 4 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | Vanuatu |
tpr218 | 0 | 0 | 3 | 5 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic, vitric, felsitic |
Malo pyroxenic | 0 | 0 | 2 | 4 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | Vanuatu |
tpr219 | 0 | 0 | 3 | 3 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | microlitic, vitric, felsitic |
Santo-Malo lithic | 0 | 0 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | Vanuatu |
Slide | Fabric | Possible Origin | Cal. | Quartz | Feldspar | Pyroxene | Amphibole | Opaques | Olivine | Biotite | Muscovite | Epidote | Garnet/ Spinel | Ig./Met. Rocks | Sed. Rocks | Grog | Lithics |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
WD_57_21 | tpr216 (Exotic Malo chrome spinel) | New Caledonia | 1 | 2 | 2 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 3 | 3 | 1 | 0 | quartzite, plutonite, metavolcanic |
WD_51_16 | tpr217 (Malo feldspathic) | Santo | 0 | 0 | 4 | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic, vitric |
WD_51_17 | tpr217 (Malo feldspathic) | Santo | 0 | 0 | 4 | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic, vitric |
WD_51_18 | tpr217 (Malo feldspathic) | Santo | 0 | 0 | 4 | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic, vitric |
WD_51_14 | tpr218 (Malo pyroxenic) | Santo | 0 | 0 | 3 | 5 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | microlitic, vitric |
WD_51_15 | tpr218 (Malo pyroxenic) | Santo | 0 | 0 | 2 | 5 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | microlitic, vitric |
WD_51_4 | tpr219 (Santo-Malo lithic) | Santo | 0 | 0 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | microlitic, vitric |
WD_51_6 | tpr219 (Santo-Malo lithic) | Santo | 0 | 0 | 2 | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | microlitic, vitric |
WD_51_8 | tpr219 (Santo-Malo lithic) | Santo | 0 | 0 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | microlitic, vitric |
Chrome spinel, orthopyroxene, and serpentinite grains are characteristic of ultramafic detritus.
Dominantly plagioclase, some pyroxene, partly crystalline volcanic rock fragments, some volcanic glass.
Feldspar rich.
Dominantly plagioclase, some pyroxene, partly crystalline volcanic rock fragments, some volcanic glass, some calcareous.
Pyroxene rich with opaque iron oxides.
Pyroxene rich with opaque iron oxides.
Volcanic rock fragments- poorly sorted alluvial sand, microlitic with dark vitric.
Volcanic rock fragments- poorly sorted alluvial sand, microlitic with dark vitric.
Volcanic rock fragments- poorly sorted alluvial sand, microlitic with dark vitric.