Fabric Code: tpr373

Nayau calcareous

Calcareous is limeclast and reef debris.

Fabric Class:

Calcareous: Dominated by calcareous inclusions.

Andesitic Arc: Dominated by andesite and basalt lithic fragments, with microlitic, felsitic and vitric textures, and the andesite minerals (plagioclase, clinopyroxene and sometimes hornblende).

Sites:

Mineral and Rock Abundances

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
Max	6	0	1	0	0	2	0	0	0	0	0	1	0	0	limeclast, vitric
Min	6	0	0	0	0	1	0	0	0	0	0	0	0	0	Fiji

Representative slides:

Slide	Site	Possible Origin	Cal.	Quartz	Feldspar	Pyroxene	Amphibole	Opaques	Olivine	Biotite	Muscovite	Epidote	Garnet/ Spinel	Ig./Met. Rocks	Sed. Rocks	Grog	Lithics
WD_70_22	Nayau (Nayau)	Lau	6	0	0	0	0	1	0	0	0	0	0	1	0	0	vitric
WD_70_23	Nayau (Nayau)	Lau	6	0	1	0	0	2	0	0	0	0	0	1	0	0	vitric
WD_70_25	Aiwa (Aiwa)	Lau	6	0	0	0	0	1	0	0	0	0	0	1	0	0	vitric
WD_69_19	Nayau (Nayau)	Nayau	6	0	1	0	0	2	0	0	0	0	0	1	0	0	vitric
WD_69_22	Nayau (Nayau)	Nayau	6	0	1	0	0	2	0	0	0	0	0	1	0	0	vitric

WD_70_22

Nayau_FS_1_1 — Sherd FS-1-1 from Nayau (Nayau). Slide WD_70_22 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.

Nayau_FS_1_1 — Sherd FS-1-1 from Nayau (Nayau). Slide WD_70_22 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.

Calcareous.

WD_70_23

Nayau_FS_33_4 — Sherd FS-33-4 from Nayau (Nayau). Slide WD_70_23 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.

Nayau_FS_33_4 — Sherd FS-33-4 from Nayau (Nayau). Slide WD_70_23 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.

Calcareous.

WD_70_25

Aiwa_FS_129_253 — Sherd FS-129-25 from Aiwa (Aiwa). Slide WD_70_25 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.

Aiwa_FS_129_253 — Sherd FS-129-25 from Aiwa (Aiwa). Slide WD_70_25 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.

Calcareous.

WD_69_19

NaMasimasi_N3_20_a — Sherd N-320 from Nayau (Nayau). Slide WD_69_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.

NaMasimasi_N3_20_a — Sherd N-320 from Nayau (Nayau). Slide WD_69_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.

Lapita sherd. Calcareous.

WD_69_22

NaMasimasi_N22_28 — Sherd N22-28 from Nayau (Nayau). Slide WD_69_22 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.

NaMasimasi_N22_28 — Sherd N22-28 from Nayau (Nayau). Slide WD_69_22 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.

Lapita sherd. Calcareous.

References:

262 Nayau, Lau, Fiji, 2007 (Dickinson, W.)

230 Nayau, Aiwa, Lau Group, Fiji, 2003 (Dickinson, W.)