Site: Trevanion Islet

Island: Tomotu Neo       Lithology: Volcanic high island ( Nunn et al. (2016) )

Lithology and Age: Cenozoic (mafic-intermediate) volcanic rocks ( Chorlton (2007) )       Macrostrat Geological Map Link

Near/In Geonames ID: 2178596       Wikidata ID: Q3014134       Getty Thesaurus of Geographic Names ID: None

Mindat Loc ID: None


In:

Temotu Province Wikidata ID: Q936088

Santa Cruz Islands Wikidata ID: Q148839

Tomotu Neo Island Wikidata ID: Q3014134

Solomon Islands Wikidata ID: Q685

Note that to see the 'Geology' layer (layer options in top right corner) you may have to zoom out.


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
tpr163 0 0 3 3 0 1 1 0 0 0 0 5 0 0 microlitic
Santa Cruz lithic 0 0 3 3 0 0 0 0 0 0 0 4 0 0 Vanuatu
tpr164 0 0 3 4 0 1 2 0 0 0 0 4 0 0 microlitic
Santa Cruz transitional 0 0 2 3 0 0 1 0 0 0 0 3 0 0 Vanuatu
tpr165 0 0 3 6 0 2 2 0 0 0 0 3 0 0 microlitic
Santa Cruz placer 0 0 1 5 0 0 1 0 0 0 0 2 0 0 Vanuatu
tpr167 4 0 2 3 0 1 0 0 0 0 0 3 0 0 microlitic
Santa Cruz hybrid transitional 1 0 2 3 0 0 0 0 0 0 0 3 0 0 Vanuatu

Slides:

Slide Fabric Possible OriginWareCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_91_10 tpr163 (Santa Cruz lithic) Nendo 0 0 3 3 0 1 0 0 0 0 0 5 0 0 microlitic
WD_91_1 tpr164 (Santa Cruz transitional) Nendo 0 0 3 4 0 1 0 0 0 0 0 4 0 0 microlitic
WD_91_3 tpr165 (Santa Cruz placer) Nendo 0 0 2 5 0 2 1 0 0 0 0 3 0 0 microlitic
WD_91_12 tpr167 (Santa Cruz hybrid transitional) Nendo 4 0 2 3 0 1 0 0 0 0 0 3 0 0 microlitic

WD_91_10

Trevanion49_10 Trevanion49_10
Sherd 49-10 from Trevanion Islet (Tomotu Neo). Slide WD_91_10 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.

Lithic.


WD_91_1

Trevanion49_1 Trevanion49_1
Sherd 49-1 from Trevanion Islet (Tomotu Neo). Slide WD_91_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.

Transitional.


WD_91_3

Trevanion49_3 Trevanion49_3
Sherd 49-3 from Trevanion Islet (Tomotu Neo). Slide WD_91_3 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.

Pyroxene.


WD_91_12

Trevanion49_12 Trevanion49_12
Sherd 49-12 from Trevanion Islet (Tomotu Neo). Slide WD_91_12 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.

Hybrid transitional.


References:

289 Reef Islands, Nendo, Santa Cruz group, Solomon (Dickinson, W.)

081 Nendo, Santa Cruz group, Solomon 1979 (Dickinson, W.)