Fabric Code: tpr115

Pidia feldspathic-hornblendic natural

Very poorly sorted feldspathic aggregates in paste of fine, irregularly shaped silt-sand grains of pale tan to red-brown volcanic glass. May be untempered. Contains hornblende as dominant ferromagnesian silicate mineral.

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 1 3 2 0 0 0 0 0 2 0 0 microlitic, vitric
Min 0 0 5 1 3 2 0 0 0 0 0 1 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_9 Pidia (Bougainville) Central Bougainville 0 0 5 1 3 2 0 0 0 0 0 1 0 0 vitric, microlitic
WD_35_11 Pidia (Bougainville) Central Bougainville 0 0 5 1 3 2 0 0 0 0 0 2 0 0 vitric, microlitic

WD_35_9

Pidia60P_2 Pidia60P_2
Sherd 60P-2 from Pidia (Bougainville). Slide WD_35_9 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image (user: Guest pwd: Guest) or full slide in VIMIPO. Imaged by K. Hardy and M. Leclerc, ANU.

Prehistoric potsherd. Poorly sorted, angular to subangular feldspathic aggregate sand temper, tan to brown vitrics. Andesitic.


WD_35_11

Pidia60P_4 Pidia60P_4
Sherd 60P-4 from Pidia (Bougainville). Slide WD_35_11 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. Poorly sorted, angular to subangular feldspathic aggregate sand temper, tan to brown vitrics. Andesitic.


References:

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