Site: Ugaga

Island: Ugaga Lithology: Volcanic low island ( Nunn et al. (2016) )

Lithology: Basalt and andesite volcanics ( Dickinson (2006) )

Lithology and Age: None ( Chorlton (2007) ) Macrostrat Geological Map Link

Near/In Geonames ID: 2197336 Wikidata ID: Q24566364 Getty Thesaurus of Geographic Names ID: None

Mindat Loc ID: None

In:

Beqa Group Wikidata ID: Q135986740

Viti Levu Group Wikidata ID: Q1778643

Fiji Wikidata ID: Q712

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
tpr171	0	5	4	2	2	1	0	1	0	1	0	3	2	0	microphaneritic, felsitic, microlitic, siltstone, tectonite, chert
Rewa Delta orogen	0	3	2	1	1	0	0	0	0	0	0	1	1	0	Fiji
tpr354	0	2	4	2	2	3	1	1	0	2	0	4	0	0	microphaneritic, microlitic, vitric
Beqa feldspathic	0	1	3	1	1	1	0	0	0	0	0	3	0	0	Fiji
tpr356	5	0	2	5	1	4	1	1	0	0	0	2	0	0	microlitic, vitric
Beqa hybrid	2	0	1	3	0	2	0	0	0	0	0	1	0	0	Fiji
tpr357	0	0	2	5	4	3	0	0	0	0	0	2	0	0	microlitic, vitric
Exotic Ugaga pyribole-rich	0	0	1	4	3	2	0	0	0	0	0	2	0	0	Fiji
tpr358	5	5	4	1	0	1	0	0	0	0	0	1	0	0	felsitic
Exotic Ugaga quartzose	0	3	3	1	0	1	0	0	0	0	0	1	0	0	Fiji

Slides:

Slide	Fabric	Possible Origin	Ware	Cal.	Quartz	Feldspar	Pyroxene	Amphibole	Opaques	Olivine	Biotite	Muscovite	Epidote	Garnet/ Spinel	Ig./Met. Rocks	Sed. Rocks	Grog	Lithics
WD_66_3	tpr354 (Beqa feldspathic)	Beqa	Fiji Lapita (Sigatoka) (3200 - 2100 BP)	0	2	3	2	2	3	0	0	0	2	0	3	0	0	microlitic, microphaneritic,,vitric
WD_66_4	tpr354 (Beqa feldspathic)	Beqa	Fiji Lapita (Sigatoka) (3200 - 2100 BP)	0	2	4	1	2	1	1	1	0	0	0	4	0	0	microlitic, microphaneritic, vitric
WD_66_5	tpr356 (Beqa hybrid)	Beqa		3	0	2	4	0	3	0	0	0	0	0	1	0	0	microlitic, vitric
WD_66_6	tpr357 (Exotic Ugaga pyribole-rich)	Vaga Bay	Navatu (2050 - 850 BP)	0	0	1	4	4	3	0	0	0	0	0	2	0	0	microlitic, vitric
WD_66_11	tpr354 (Beqa feldspathic)	Beqa	Fiji Lapita (Sigatoka) (3200 - 2100 BP)	0	2	4	2	1	1	0	1	0	1	0	3	0	0	microphanertitic, microlitic, vitric
WD_66_12	tpr171 (Rewa Delta orogen)	Rewa Delta		0	4	3	1	1	1	0	0	0	1	0	3	1	0	microlitic, vitric, microphaneritic, argillitic, silstone, chert, quartzite, felsitic
WD_66_14	tpr356 (Beqa hybrid)	Beqa		3	0	2	4	0	3	0	0	0	0	0	2	0	0	microlitic, vitric
WD_66_15	tpr358 (Exotic Ugaga quartzose)	Udu, Vanua Levu	Fiji Lapita (Sigatoka) (3200 - 2100 BP)	5	3	3	1	0	1	0	0	0	0	0	1	0	0	felsitic
WD_66_16	tpr358 (Exotic Ugaga quartzose)	Udu, Vanua Levu	Fiji Lapita (Sigatoka) (3200 - 2100 BP)	0	5	4	1	0	1	0	0	0	0	0	1	0	0	felsitic

WD_66_3

Ugaga_UGA3 — Sherd UGA-3 from Ugaga (Ugaga). Slide WD_66_3 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image or full slide in VIMIPO (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.

Ugaga_UGA3 — Sherd UGA-3 from Ugaga (Ugaga). Slide WD_66_3 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image or full slide in VIMIPO (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.

Feldspathic.

WD_66_4

Ugaga_UGA6 — Sherd UGA-6 from Ugaga (Ugaga). Slide WD_66_4 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.

Ugaga_UGA6 — Sherd UGA-6 from Ugaga (Ugaga). Slide WD_66_4 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 temper.

WD_66_5

Ugaga_UGA7 — Sherd UGA-7 from Ugaga (Ugaga). Slide WD_66_5 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.

Ugaga_UGA7 — Sherd UGA-7 from Ugaga (Ugaga). Slide WD_66_5 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 pyroxenic temper.

WD_66_6

Ugaga_UGA8 — Sherd UGA-8 from Ugaga (Ugaga). Slide WD_66_6 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.

Ugaga_UGA8 — Sherd UGA-8 from Ugaga (Ugaga). Slide WD_66_6 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.

Pyroxenic-rich with clinopyroxene. Possibly from Vaga Bay on Beqa due to hornblendes.

WD_66_11

Ugaga_2671 — Sherd UGA-2671 from Ugaga (Ugaga). Slide WD_66_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.

Ugaga_2671 — Sherd UGA-2671 from Ugaga (Ugaga). Slide WD_66_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.

Feldspathic.

WD_66_12

Ugaga_2079 — Sherd UGA-2079 from Ugaga (Ugaga). Slide WD_66_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.

Ugaga_2079 — Sherd UGA-2079 from Ugaga (Ugaga). Slide WD_66_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.

From Viti Levu.

WD_66_14

Ugaga_1044 — Sherd UGA-1044 from Ugaga (Ugaga). Slide WD_66_14 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image or full slide in VIMIPO (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.

Ugaga_1044 — Sherd UGA-1044 from Ugaga (Ugaga). Slide WD_66_14 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image or full slide in VIMIPO (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.

Hybrid calcareous feldspathic.

WD_66_15

Ugaga_1158 — Sherd UGA-1158 from Ugaga (Ugaga). Slide WD_66_15 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.

Ugaga_1158 — Sherd UGA-1158 from Ugaga (Ugaga). Slide WD_66_15 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 quartzose. Exotic to Ugaga, possibly from Udu, Vanua Levu.

WD_66_16

Ugaga_2064 — Sherd UGA-2064 from Ugaga (Ugaga). Slide WD_66_16 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.

Ugaga_2064 — Sherd UGA-2064 from Ugaga (Ugaga). Slide WD_66_16 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.

Exotic to Ugaga, possibly from Udu Vanua Levu.

References:

163 Ugaga, Beqa, Fiji, 1997 (Dickinson, W.)

188 Viti Levu, Fiji, 1999 (Dickinson, W.)