Fabric Code: tpr257

Exotic Banks feldspathic placer

Moderately sorted placer sand temper rich in pyriboles (pyroxene-amphibole) of higher specific gravity than volcanic rock fragments.

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 0 0 5 2 2 2 0 0 0 0 0 0 0 0 na
Min 0 0 5 2 2 2 0 0 0 0 0 0 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_52_5 Pakea Islet (Banks) Santo? 0 0 5 2 2 2 0 0 0 0 0 0 0 0 na

WD_52_5

Pakea58_5 Pakea58_5
Sherd 58-5 from Pakea Islet (Banks). Slide WD_52_5 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.

Possibly from Santo.


References:

261 Banks, Vanuatu, 2007 (Dickinson, W.)