Fabric Code: tpr141

Roviana plainware A-opaque rich

Opaque-rich but quartz-bearing placer temper. Dominantly green but partly green-brown hornblende, felsitic, vitric and microphanerite rock fragments.

Fabric Class:

Opaque: Dominated by opaque inclusions.

Andesitic Arc Quartzose Variant: Dominated by andesite and basalt lithic fragments, with microlitic, felsitic and vitric textures, and the andesite minerals (plagioclase, clinopyroxene and sometimes hornblende). With quartz.

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 2 3 0 1 5 0 0 0 0 0 3 0 0 felsitic, vitric, microphaneritic
Min 0 2 3 0 1 5 0 0 0 0 0 3 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_40_1 Roviana (Roviana) 0 2 3 0 1 5 0 0 0 0 0 3 0 0 felsitic, vitric, microphaneritic

WD_40_1

Nusa_RoviannaRP1 Nusa_RoviannaRP1
Sherd RP1 from Roviana (Roviana). Slide WD_40_1 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.

Rovianna Plainware A. Opaque-rich but quartz-bearing placer temper.


References:

276 Roviana, New Georgia, Solomon, 2009 (Dickinson, W.)