Fabric Code: tpr116

Pidia manual

Moderately sorted, fine- to medium-grained, subangular to subrounded plagioclase temper sand contain hornblende as dominant ferromagnesian silicate.

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 4 2 0 0 0 0 0 2 0 0 microlitic, vitric
Min 0 0 4 1 2 2 0 0 0 0 0 2 0 0 Solomons

Representative slides:

Slide Site Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_35_12 Pidia (Bougainville) Central Bougainville 0 0 4 1 4 2 0 0 0 0 0 2 0 0 microlitic, vitric

WD_35_12

Pidia60P_5 Pidia60P_5
Sherd 60P-5 from Pidia (Bougainville). Slide WD_35_12 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image in VIMIPO (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.

Prehistoric potsherd. Moderately sorted, fine- to medium-grained, subangular to subrounded temper sand.


References:

153 Bougainville, Buka, Nissan, Ontong Java, Shortland, Solomon, 1997 (Dickinson, W.)