Slide: WD_105_4

Andesitic Temper. andesitic volcanic sand , moderately well sorted, subrounded volcanic sand, predominantly volcanic rock fragments, mainly microlitic but partly felsitic or glassy, and also including some microcrystalline fragments of hypabyssal igneous rocks plagioclase feldspar, and minor clinopyroxene

Mineral and Rock Abundances

Fabric: tpr172 - Taumako andesitic

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 3 1 0 1 0 0 0 0 0 6 0 0 microlitic, vitric, felsitic, microphaneritic

Images

taumako_78_112 taumako_78_112
Sherd 78-112 from Taumako (Taumako). Slide WD_105_4 from Dickinson Collection, Bishop Museum. 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: 78-112

None

Period: None wikidata:

Site: Taumako (Taumako)

Suspected origin site: Taumako

References:

077, 78, 79 Taumako, Solomon - Appendix 6 (see WRD Rept 269) (Dickinson, W.)