Fabric Code: tpr264

Malakula hybrid lithic

Calcareous and felsitic and microlitic rocks. Hybrid lithic non-placer sand temper.

Fabric Class:

Felsitic-Microlitic: Dominated by felsitic and/or microlitic 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 4 0 2 1 0 1 0 0 0 0 0 5 0 0 felsitic, microlitic, vitric, microphaneritic
Min 4 0 1 1 0 1 0 0 0 0 0 4 0 0 Vanuatu

Representative slides:

Slide Site Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_50_19 Vao (Vao) Malakula 4 0 2 1 0 1 0 0 0 0 0 4 0 0 felsitic, microlitic, vitric, microphaneritic
ML_1_5 Vao (Vao) Malakula 4 0 1 1 0 1 0 0 0 0 0 5 0 0 felsitic, limeclast, microphaneritic, microlitic

WD_50_19

Vao370_1 Vao370_1
Sherd 370-1 from Vao (Vao). Slide WD_50_19 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.

Calcareous, felsitic and microlititc.


ML_1_5

va38 va38
Sherd VA38 from Vao (Vao). Slide ML_1_5 from Leclerc, ANU. 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.

Limeclast volcanic lithic hybrid.


References:

228 Vao Tempers, 2003 (Dickinson, W.)