Fabric Code: tpr269

Aneityum hybrid olivine placer type B

Terrigenous fractions are dominated by minerals of high specific gravity and calcareous. Clinopyroxene dominant, but minor orthopyroxene.

Sites:

Mineral and Rock Abundances

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. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ SpinelIg./Met. Rocks Sed. Rocks Grog Lithics/ Region
Max 4 0 2 6 0 6 1 0 0 0 0 4 0 0 vitric, microlitic, lathwork
Min 0 0 0 3 0 1 0 0 0 0 0 2 0 0 Vanuatu

Representative slides:

Slide Site Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_53_13 Aneityum (Aneityum) Aneityum 1 0 1 5 0 2 1 0 0 0 0 4 0 0 vitric, lathwork, microlitic
WD_53_4 Aneityum (Aneityum) Aneityum 0 0 2 5 0 2 1 0 0 0 0 3 0 0 vitric, lathwork, microlitic

WD_53_13

Anatom12_82 Anatom12_82
Sherd 12-82 from Aneityum (Aneityum). Slide WD_53_13 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image in VIMIPO. Imaged by K. Hardy and M. Leclerc, ANU.

Olivine placer sand. Clinopyroxene dominant, but minor orthopyroxene.


WD_53_4

AnatomA2 AnatomA2
Sherd A2 from Aneityum (Aneityum). Slide WD_53_4 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image in VIMIPO. Imaged by K. Hardy and M. Leclerc, ANU.

Olivine placer sand.


References:

303 Aneityum, Vanuatu, 2012 (Dickinson, W.)