Slide: WD_8_7

Andesitic temper sand in which quartz is absent or rare, but plagioclase is abundant and both pyroxenes are present.

Mineral and Rock Abundances

Fabric: tpr13 - Saipan feldspar 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 0 5 2 0 2 0 0 0 0 0 4 0 0 microlitic, vitric, felsitic

Images

Jose95 Jose95
Sherd Jose95 from IBB (Tinian). Slide WD_8_7 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: Jose95

None

Period: None wikidata:

Site: IBB (Tinian)

Suspected origin site: Saipan

References:

323 Mariana, reports 1-15 for MTAT, 1998 (Dickinson, W.)