Fabric Code: tpr428

Pukatoalo pyroxenic

Orthopyroxene as well as clinopyroxene. Tongan tempers have orthopyroxene.

Fabric Class:

Pyroxenic-Igneous: Dominated by pyroxenic and igneous lithic inclusions.

Andesitic Arc: Dominated by andesite and basalt lithic fragments, with microlitic, felsitic and vitric textures, and the andesite minerals (plagioclase, clinopyroxene and sometimes hornblende).

Sites:

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. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ SpinelIg./Met. Rocks Sed. Rocks Grog Lithics/ Region
Max 0 1 3 5 0 2 0 0 0 0 0 3 0 0 na
Min 0 1 3 5 0 1 0 0 0 0 0 2 0 0 Tonga

Representative slides:

Slide Site Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_73_9 Pukotala (Ha’Ano) Ha'ano 0 1 3 5 0 1 0 0 0 0 0 3 0 0 microlitic, vitric
WD_73_10 Pukotala (Ha’Ano) Ha'ano 0 1 3 5 0 2 0 0 0 0 0 2 0 0 microlitic, vitric

WD_73_9

Haano_107 Haano_107
Sherd 107 from Pukotala (Ha’ano). Slide WD_73_9 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.

Lapita sherd. Orthopyroxenes present. P index 0.85.


WD_73_10

Haano_112 Haano_112
Sherd 112 from Pukotala (Ha’ano). Slide WD_73_10 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.

Lapita sherd. Has orthopyroxenes. P index 0.86.


References:

Sand Tempers in Indigenous Lapita and Lapitoid Polynesian Plainware and Imported Protohistoric Fijia (Dickinson, W., Shutler, R., Shortland, R., Burley, D.V., Dye, T.S.)