Site: Vanikoro

Island: Santa Cruz       Lithology: Volcanic high island ( Nunn et al. (2016) )

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

Near/In Geonames ID: 2178445       Wikidata ID: Q1536424       Getty Thesaurus of Geographic Names ID: 1009612

Mindat Loc ID: None


In:

Temotu Province Wikidata ID: Q936088

Santa Cruz Islands Wikidata ID: Q148839

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
tpr241 0 0 4 3 1 2 0 0 0 0 0 4 0 0 microlitic, vitric
Vanikolo-Tikopia feldspathic 0 0 4 1 0 2 0 0 0 0 0 3 0 0 Vanuatu
tpr242 0 0 4 1 0 3 0 0 0 0 0 4 0 0 microlitic, vitric
Vanikolo-Tikopia opaque-rich 0 0 4 0 0 3 0 0 0 0 0 3 0 0 Vanuatu
tpr243 0 0 4 2 0 3 0 0 0 0 0 5 0 0 microlitic, vitric
Vanikolo-Tikopia lithic 0 0 2 2 0 2 0 0 0 0 0 5 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_52_19 tpr241 (Vanikolo-Tikopia feldspathic) Vanikolo, Banks or Santo 0 0 4 2 0 2 0 0 0 0 0 4 0 0 microlitic, vitric
WD_52_14 tpr242 (Vanikolo-Tikopia opaque-rich) Vanikolo, Banks or Santo 0 0 4 1 0 3 0 0 0 0 0 4 0 0 microlitic, vitric
WD_52_9 tpr243 (Vanikolo-Tikopia lithic) Vanikolo, Banks or Santo 0 0 3 2 0 2 0 0 0 0 0 5 0 0 microlitic, vitric

WD_52_19

VanikoroTP68 VanikoroTP68
Sherd TP68 from Vanikoro (Santa Cruz). Slide WD_52_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.

Feldspathic-plagioclase, volcanic rock fragments (hyalopilitic-pilotaxitic and glassy vitric), some pyroxenes and hornblende.


WD_52_14

VanikoroTP81 VanikoroTP81
Sherd TP81 from Vanikoro (Santa Cruz). Slide WD_52_14 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.

Iron oxide opaques, plagioclase and volcanic rock fragments (hyalopilitic-pilotaxitic and glassy vitric).


WD_52_9

Vanikoro5_20 Vanikoro5_20
Sherd 5-20 from Vanikoro (Santa Cruz). Slide WD_52_9 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.

Volcanic rock fragments (hyalopilitic-pilotaxitic and glassy vitric) and iron oxide opaques, plagioclase and pyroxenes.


References:

117 Vanuatu Report (Dickinson, W.)