Slide: IL_1_1

Madang style sherd. "CAUTION: Section less than 30microns. This sherd contains a mixture of shelly fragments, pyroxene, plagioclase , iron oxide and volcanic rock fragments. All these components are present in roughly the same amounts. The grain size rarely exceeds 0.3 mm in length. There are some large clasts made up of ferruginized clay and feldspar. These could be weathered volcanic rock fragments or previous pot fragments. The clay is dark brown.

Mineral and Rock Abundances

Fabric: tpr459 - Madang pyroxenic lithic

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%
Cal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
2 0 3 3 0 3 0 0 0 0 0 3 0 0 microphaneritic

Images

Sio6_1 Sio6_1
Sherd 6/1 from Sio (New Guinea). Slide IL_1_1 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.

Sherd: 6/1

None

Period: None wikidata:

Site: Sio (New Guinea)

Suspected origin site: Madang

References:

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