Site: Tataga-matau

Island: Tutuila


Fabrics:

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
tpr294 0 0 0 1 0 1 1 0 0 0 0 6 0 0 vitric
Samoan colluvium 0 0 0 0 0 0 0 0 0 0 0 6 0 0 Samoa
tpr290a 0 0 5 0 0 2 0 0 0 0 0 6 0 0 microlitic, vitric
Samoan crushed microlitic lithic 0 0 3 0 0 0 0 0 0 0 0 4 0 0 Samoa

Slides:

Slide Fabric Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_22_11 tpr290a (Samoan crushed microlitic lithic) Samoa 0 0 4 0 0 1 0 0 0 0 0 5 0 0 microlitic, victric, lathwork
WD_25_13 tpr294 (Samoan colluvium) Samoa 0 0 0 0 0 1 0 0 0 0 0 6 0 0 vitric

WD_22_11

Tagaga_3 Tagaga_3
Sherd 3 from Tataga-matau (Tutuila). Slide WD_22_11 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image or full slide in VIMIPO (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.

Basaltic rock fragments have glassy groundmass with plagioclase laths and altered pyroxene and olivines.


WD_25_13

Toaga_4 Toaga_4
Sherd 4 from Tataga-matau (Tutuila). Slide WD_25_13 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.

Sparse temper.


References:

096 Tataga-Matau Fort, American Samoa 1988 (Dickinson, W.)