Site: Galoa Island

Island: Galoa


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
tpr348b 4 0 5 2 3 3 0 2 0 0 0 3 0 0 felsitic, lathwork, microlitic, vitric
Kadavu hornblendic 0 0 2 0 2 1 0 0 0 0 0 1 0 0 Fiji
tpr348c 4 0 3 3 2 4 0 1 0 0 0 5 0 0 felsiitc, microlitic, vitric
Kadavu pyroxenic 0 0 2 2 0 2 0 0 0 0 0 4 0 0 Fiji

Slides:

Slide Fabric Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_65_1 tpr348b (Kadavu hornblendic) Central Kadavu 0 0 4 1 3 2 0 0 0 0 0 2 0 0 felsitic, microlitic, vitric
WD_64_24 tpr348b (Kadavu hornblendic) Central Kadavu 4 0 2 1 2 1 0 0 0 0 0 1 0 0 microlitic, felsitic, vitric
WD_64_25 tpr348b (Kadavu hornblendic) Central Kadavu 0 0 3 1 2 3 0 1 0 0 0 1 0 0 felsitic, microlitic, vitric
WD_64_23 tpr348c (Kadavu pyroxenic) Galoa Island 0 0 3 2 0 3 0 1 0 0 0 5 0 0 felsitic, vitric, microlitic

WD_65_1

Kadavu_GA10 Kadavu_GA10
Sherd GAL from Galoa Island (Galoa). Slide WD_65_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.

Hornblende andesite. More hornblende than oxyhornblende.


WD_64_24

Kadavu_GA2 Kadavu_GA2
Sherd GA2 from Galoa Island (Galoa). Slide WD_64_24 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 hybrid with hornblende andesite.


WD_64_25

Kadavu_GA3 Kadavu_GA3
Sherd GA3 from Galoa Island (Galoa). Slide WD_64_25 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.

Opaque placer hornblende andesite.


WD_64_23

Kadavu_GA1 Kadavu_GA1
Sherd GA1 from Galoa Island (Galoa). Slide WD_64_23 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.

Augite andesite. No hornblende or orthopyroxene.


References:

284 Kadavu, Fiji, 2010 (Dickinson, W.)