Slide: WD_89_12

Pyroxenic placer sands. Moderately to well sorted aggregates of dominantly subangular to partly subrounded grains, and are inferred to be beach placers (calcareous) clinopyroxene, plagioclase, and quartz.mineral (pyroxene dacite) and exclusively volcanic rock fragments. some sherds have hornblende

Mineral and Rock Abundances

Fabric: tpr207 - Exotic Tonga pyroxenic placer

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
0 1 1 6 0 1 0 0 0 0 0 1 0 0 microlitic, felsitic, vitric

Images

Nukuleka_4503 Nukuleka_4503
Sherd 4503 from Nukuleka (Tongatapu). Slide WD_89_12 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.

Sherd: 4503

None

Period: None wikidata:

Site: Nukuleka (Tongatapu)

Suspected origin site:

References:

272 Nukuleka, Tongatapu, Tonga, 2008 (Dickinson, W.)

275 Nukuleka, Tongatapu, Tonga, 2009 (Dickinson, W.)