Site: Bili Bili

Island: Bili Bili


Fabrics:

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
tpr459 2 2 3 4 0 3 0 0 0 0 0 4 0 0 microphaneritic, microlitic, vitric
Madang pyroxenic lithic 0 0 2 3 0 2 0 0 0 0 0 3 0 0 PNG

Slides:

Slide Fabric Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
IL_1_91 tpr459 (Madang pyroxenic lithic) Bili Bili 0 0 3 4 0 2 0 0 0 0 0 4 0 0 microphaneritic

IL_1_91

MT2 MT2
Sherd Clay and temper mix from Bili Bili (Bili Bili). Slide IL_1_91 from I Lilley. 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.

"CAUTION: Section less than 30microns. The pyroxene (10%) is pale green, angular and up to 0.4 mm across. Plagioclase grains are angular and about 0.2 mm across. There are grains containing granular mosaics of quartz, feldspar and opaques up to 0.5 mm across. Opaque minerals are subrounded, and usually skeletal. The clay is a dark brown.


References:

Prehistoric exchange in the Vitiaz Strait, Papua New Guinea (Lilley, I.)