Fabric Code: tpr178

Bismarck pyroxenic

Moderately sorted, subangular to subrounded aggregates that are probably stream sands. Hyalopilitic microlitics.

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 1 4 3 2 3 0 0 0 0 0 4 0 0 microlitic
Min 0 0 3 2 2 2 0 0 0 0 0 4 0 0 Bismarck

Representative slides:

Slide Site Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_102_2 Ambitle (Anir) Anir 0 1 3 2 2 3 0 0 0 0 0 4 0 0 microlitic
WD_102_4 Ambitle (Anir) Anir 0 0 4 3 2 2 0 0 0 0 0 4 0 0 microlitic

WD_102_2

AnirL5 AnirL5
Sherd AnirL5 from Ambitle (Anir). Slide WD_102_2 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.

Non-Lapita. Moderately sorted, subangular to subrounded aggregates, probably stream sands. Microlitic volcanic rock fragments are hyalopilitic.


WD_102_4

AnirL7 AnirL7
Sherd AnirL7 from Ambitle (Anir). Slide WD_102_4 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.

Non-Lapita. Moderately sorted, subangular to subrounded aggregates, probably stream sands. Microlitic lithics are hyalopilitic.


References:

043 Anir, Solomon 1972 (Dickinson, W.)

200 Kamgot, Ambitle, Fani, PNG, 2000 (Dickinson, W.)

239 Tanga, PNG, 2004 (Dickinson, W.)

244 Balbanlankin, Anir, Ambitle, New Ireland, PNG, 2004 (Dickinson, W.)