Site: Choiseul

Island: Choiseul       Lithology: Composite high island ( Nunn et al. (2016) )

Lithology: Basaltic andesite and metavolcanic volcanics ( Dickinson (2006) )

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

Near/In Geonames ID: 2109357       Wikidata ID: Q867864       Getty Thesaurus of Geographic Names ID: 1006799

Mindat Loc ID: None


In:

Choiseul Province Wikidata ID: Q399063

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
tpr153 6 1 1 1 1 1 0 0 0 0 0 0 0 0 na
Choiseul calcareous 6 1 1 1 1 1 0 0 0 0 0 0 0 0 Solomons

Slides:

Slide Fabric Possible OriginWareCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_40_11 tpr153 (Choiseul calcareous) 6 1 1 1 1 1 0 0 0 0 0 0 0 0 na

WD_40_11

Tarekukum_CHTAR1 Tarekukum_CHTAR1
Sherd CHTAR1 from Choiseul (Choiseul). Slide WD_40_11 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.

Composed of 90+% calcareous reef detritus, with plagioclase feldspar as the predominant terrigenous grain type.


References:

280 Choiseul, Solomon, 2009 (Dickinson, W.)