Site: Mangaasi

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

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

Near/In Geonames ID: 12164482 Wikidata ID: Q994931 Getty Thesaurus of Geographic Names ID: None

Mindat Loc ID: None

In:

Shefa Province Wikidata ID: Q650617

Efate Island Wikidata ID: Q266594

Vanuatu Wikidata ID: Q686

Volcanoes:

Northern Efate: , Cluster type, Stratovolcano(es).

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.	Quartz	Feldspar	Pyroxene	Amphibole	Opaques	Olivine	Biotite	Muscovite	Epidote	Garnet/ Spinel	Ig./Met. Rocks	Sed. Rocks	Grog	Lithics/ Region
tpr233	0	0	6	2	0	2	0	0	0	0	0	4	0	0	vitric
Efate standard	0	0	5	1	0	1	0	0	0	0	0	3	0	0	Vanuatu
tpr235	0	0	6	2	0	3	0	0	0	0	0	3	0	0	vitric
Efate lithic-poor	0	0	5	1	0	2	0	0	0	0	0	2	0	0	Vanuatu

Slides:

Slide	Fabric	Possible Origin	Cal.	Quartz	Feldspar	Pyroxene	Amphibole	Opaques	Olivine	Biotite	Muscovite	Epidote	Garnet/ Spinel	Ig./Met. Rocks	Sed. Rocks	Grog	Lithics
WD_47_13	tpr233 (Efate standard)	Efate	0	0	5	2	0	2	0	0	0	0	0	4	0	0	vitric
WD_58_12	tpr233 (Efate standard)	Efate	0	0	5	2	0	2	0	0	0	0	0	3	0	0	vitric
WD_58_13	tpr233 (Efate standard)	Efate	0	0	5	2	0	2	0	0	0	0	0	3	0	0	vitric
WD_58_18	tpr235 (Efate lithic-poor)	Efate	0	0	6	2	0	2	0	0	0	0	0	2	0	0	vitric

WD_47_13

Efate27_2 — Sherd 27-2 from Mangaasi (Efate). Slide WD_47_13 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.

Efate27_2 — Sherd 27-2 from Mangaasi (Efate). Slide WD_47_13 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.

Tan vitric.

WD_58_12

Momgaasi641_1 — Sherd 641-1 from Mangaasi (Efate). Slide WD_58_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.

Momgaasi641_1 — Sherd 641-1 from Mangaasi (Efate). Slide WD_58_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.

Vitric.

WD_58_13

Momgaasi641_2 — Sherd 641-2 from Mangaasi (Efate). Slide WD_58_13 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.

Momgaasi641_2 — Sherd 641-2 from Mangaasi (Efate). Slide WD_58_13 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.

Vitric.

WD_58_18

Efate27_16 — Sherd 27-16 from Mangaasi (Efate). Slide WD_58_18 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.

Efate27_16 — Sherd 27-16 from Mangaasi (Efate). Slide WD_58_18 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 standard Efate.

References:

25 in Garanger 1972 (Dickinson, W.)

117 Vanuatu Report (Dickinson, W.)