Fabric Code: tpr246

Ambae basaltic

Basaltic sand, has chalcedony, lacks hornblende and contains volcanic lithic fragments that are dominantly microlitic. Contanis plagioclase feldspar grains, and clinopyroxene.

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 2 4 3 0 2 0 0 0 0 0 5 0 0 microlitic, vitric, chert, felsitic
Min 0 0 3 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_48_3 Ambae (Ambae) Ambae 0 2 3 2 0 1 0 0 0 0 0 5 0 0 microlitic, vitric, chert, felsitic
WD_48_1 Ambae (Ambae) Ambae 0 1 4 1 0 1 0 0 0 0 0 4 0 0 microlitic, vitric, chert, felsitic
WD_48_4 Ambae (Ambae) Ambae 0 0 3 2 0 2 0 0 0 0 0 5 0 0 microlitic, vitric, felsitic
WD_53_20 Erromango (Erromango) Ambae 0 0 3 3 0 2 0 0 0 0 0 5 0 0 microlitic, vitric, felsitic

WD_48_3

AmbaeAM8 AmbaeAM8
Sherd AM8 from Ambae (Ambae). Slide WD_48_3 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.

Basaltic sand, with chalcedony quartz lacking hornblende and containing volcanic lithic fragments that are dominantly microlitic, contanis plagioclase feldspar grains, and clinopyroxene.


WD_48_1

AmbaeAM1 AmbaeAM1
Sherd AM1 from Ambae (Ambae). Slide WD_48_1 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.

Basaltic sand, with chalcedony quartz lacking hornblende and containing volcanic lithic fragments that are dominantly microlitic, contanis plagioclase feldspar grains, and clinopyroxene.


WD_48_4

AmbaeAM4 AmbaeAM4
Sherd AM4 from Ambae (Ambae). Slide WD_48_4 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.

Basaltic sand lacking hornblende and containing volcanic lithic fragments that are dominantly microlitic, contanis plagioclase feldspar grains, and clinopyroxene.


WD_53_20

ErromangoPN42_118 ErromangoPN42_118
Sherd PN42-118 from Erromango (Erromango). Slide WD_53_20 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.

Also called SVMAP118. Basaltic sand temper.


References:

255 Vanuatu, 2006 (Dickinson, W.)

311 Ambae, Erromango, Vanuatu, 2014 (Dickinson, W.)