Fabric Details

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.

Ceramic Wares

Yap laminated ware (1100 - 0 BP)

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.	Quartz	Feldspar	Pyroxene	Amphibole	Opaques	Olivine	Biotite	Muscovite	Epidote	Garnet/ Spinel	Ig./Met. Rocks	Sed. Rocks	Grog	Lithics/ Region
Max	0	6	2	1	0	0	0	0	0	1	0	1	0	0	microphaneritic
Min	0	6	0	0	0	0	0	0	0	0	0	0	0	0	Carolines

Representative slides:

Slide	Site	Possible Origin	Ware	Quartz	Feldspar	Pyroxene	Opaques	Epidote	Ig./Met. Rocks	Lithics
WD_9_16	Yap (Yap)	Yap		6	2	0	1	1	1	microphaneritic
WD_10_7	Ngulu (Ngulu)	Yap		6	0	1	0	1	1	microphaneritic
WD_9_17	Yap (Yap)	Yap	Yap laminated ware (1100 - 0 BP)	6	2	0	1	0	1	microphaneritic
WD_9_20	Yap (Yap)	Yap	Yap laminated ware (1100 - 0 BP)	6	2	0	1	0	1	microphaneritic

WD_9_16

yap19_6 — Sherd 19-6 from Yap (Yap). Slide WD_9_16 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.

Quartzose temper with quartz and polycrystalline quartz-albite fragments with microgranular texture, also present albite, epidote, and clinopyroxene.

WD_10_7

Ngulu6 — Sherd 6 from Ngulu (Ngulu). Slide WD_10_7 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.

Quartzose temper whose grains include mainly quartz and polycrystalline quartz-albite fragments with microgranular texture, although albite, epidote, and clinopyroxene grains are also present.