Slide: IL_1_58

Madang style sherd. CAUTION: Section less than 30 microns. Shelly fragments are generally subrounded and about 0.2 mm across. Plagioclase grains are about 0.1 mm in diameter and there are abundant small quartz grains widely scattered through the sherd. Opaque minerals are minor and there are some red to black ferruginized clasts. Pyroxene is rare.

Mineral and Rock Abundances

Fabric: tpr458 - Huon calcareous

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
6 2 2 0 0 1 0 0 0 0 0 0 0 0 na

Images

Sio28_2 Sio28_2
Sherd 28/2 from Sio (New Guinea). Slide IL_1_58 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: 28/2

None

Site: Sio (New Guinea)

Suspected origin site: Huon

References:

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