Fabric Code: tpr165

Santa Cruz placer

Augitic clinopyroxene, minor opaque iron oxide grains and olivine grains, and rare hornblende grains are also present.

Fabric Class:

Pyroxenic: Dominated by pyroxenic 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	0	0	3	6	0	2	2	0	0	0	0	3	0	0	microlitic
Min	0	0	1	5	0	0	1	0	0	0	0	2	0	0	Vanuatu

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_82_6	Reef (Reef)	Nendo	0	0	2	6	0	1	1	0	0	0	0	3	0	0	microlitic
WD_106_3	Santa Cruz (Santa Cruz)	Nendo	0	0	2	5	0	1	1	0	0	0	0	3	0	0	microlitic
WD_106_4	Santa Cruz (Santa Cruz)	Nendo	0	0	2	5	0	1	1	0	0	0	0	3	0	0	microlitic
WD_106_5a	Santa Cruz (Santa Cruz)	Nendo	0	0	2	5	0	1	1	0	0	0	0	3	0	0	microlitic
WD_106_6	Santa Cruz (Santa Cruz)	Nendo	0	0	2	5	0	1	1	0	0	0	0	3	0	0	microlitic
WD_106_7a	Santa Cruz (Santa Cruz)	Nendo	0	0	2	5	0	1	1	0	0	0	0	3	0	0	microlitic
WD_106_7b	Santa Cruz (Santa Cruz)	Nendo	0	0	2	5	0	1	1	0	0	0	0	3	0	0	microlitic
WD_106_8a	Santa Cruz (Santa Cruz)	Nendo	0	0	2	5	0	1	1	0	0	0	0	3	0	0	microlitic
WD_106_8b	Santa Cruz (Santa Cruz)	Nendo	0	0	2	5	0	1	1	0	0	0	0	3	0	0	microlitic
WD_106_8c	Santa Cruz (Santa Cruz)	Nendo	0	0	2	5	0	1	1	0	0	0	0	3	0	0	microlitic
WD_106_9c	Santa Cruz (Santa Cruz)	Nendo	0	0	2	5	0	1	1	0	0	0	0	3	0	0	microlitic
WD_82_10	Nanggu (Nendö)	Nendo	0	0	2	6	0	1	1	0	0	0	0	3	0	0	microlitic
WD_88_20	Nanggu (Nendö)	Nendo	0	0	2	6	0	1	1	0	0	0	0	3	0	0	microlitic
WD_88_7	Reef (Reef)	Nendo	0	0	2	5	0	1	1	0	0	0	0	3	0	0	microlitic
WD_91_3	Trevanion Islet (Tomotu Neo)	Nendo	0	0	2	5	0	2	1	0	0	0	0	3	0	0	microlitic
WD_91_4	Graciosa Bay (Nendö)	Nendo	0	0	2	6	0	1	1	0	0	0	0	3	0	0	microlitic

WD_82_6

RF2_159_4 — Sherd RF2-159-4 from Reef (Reef). Slide WD_82_6 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image (user: Guest pwd: Guest) or full slide in VIMIPO. Imaged by K. Hardy and M. Leclerc, ANU.

RF2_159_4 — Sherd RF2-159-4 from Reef (Reef). Slide WD_82_6 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image (user: Guest pwd: Guest) or full slide in VIMIPO. Imaged by K. Hardy and M. Leclerc, ANU.

Transitional. Augitic clinopyroxene, minor opaque iron oxide grains and olivine grains, and rare hornblende grains are also present.

WD_106_3

SantaCruz16_23 — Sherd 16-23 from Santa Cruz (Santa Cruz). Slide WD_106_3 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.

SantaCruz16_23 — Sherd 16-23 from Santa Cruz (Santa Cruz). Slide WD_106_3 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.

Placer sand.

WD_106_4

SantaCruz3_10 — Sherd 45202 from Santa Cruz (Santa Cruz). Slide WD_106_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.

SantaCruz3_10 — Sherd 45202 from Santa Cruz (Santa Cruz). Slide WD_106_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.

Placer sand.

WD_106_5a

SantaCruz41_1 — Sherd 41-1 from Santa Cruz (Santa Cruz). Slide WD_106_5a 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.

SantaCruz41_1 — Sherd 41-1 from Santa Cruz (Santa Cruz). Slide WD_106_5a 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.

Placer sand.

WD_106_6

SantaCruz79_10 — Sherd 79-10 from Santa Cruz (Santa Cruz). Slide WD_106_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.

SantaCruz79_10 — Sherd 79-10 from Santa Cruz (Santa Cruz). Slide WD_106_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.

Placer sand.

WD_106_7a

SantaCruz33_12 — Sherd 33-12 from Santa Cruz (Santa Cruz). Slide WD_106_7a 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.

SantaCruz33_12 — Sherd 33-12 from Santa Cruz (Santa Cruz). Slide WD_106_7a 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.

Placer sand.

WD_106_7b

SantaCruz21_10 — Sherd 21-10 from Santa Cruz (Santa Cruz). Slide WD_106_7b 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.

SantaCruz21_10 — Sherd 21-10 from Santa Cruz (Santa Cruz). Slide WD_106_7b 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.

Placer sand.

WD_106_8a

SantaCruz31_4 — Sherd 31-4 from Santa Cruz (Santa Cruz). Slide WD_106_8a 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.

SantaCruz31_4 — Sherd 31-4 from Santa Cruz (Santa Cruz). Slide WD_106_8a 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.

Placer sand.

WD_106_8b

SantaCruz53_4 — Sherd 53-4 from Santa Cruz (Santa Cruz). Slide WD_106_8b 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.

SantaCruz53_4 — Sherd 53-4 from Santa Cruz (Santa Cruz). Slide WD_106_8b 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.

Placer sand.

WD_106_8c

SantaCruz105_4 — Sherd 105-4 from Santa Cruz (Santa Cruz). Slide WD_106_8c 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.

SantaCruz105_4 — Sherd 105-4 from Santa Cruz (Santa Cruz). Slide WD_106_8c 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.

Placer sand.

WD_106_9c

SantaCruz125_49 — Sherd 125-49 from Santa Cruz (Santa Cruz). Slide WD_106_9c 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.

SantaCruz125_49 — Sherd 125-49 from Santa Cruz (Santa Cruz). Slide WD_106_9c 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.

Placer sand.

WD_82_10

NangguSZ8_11 — Sherd SZ8-11 from Nanggu (Nendö). Slide WD_82_10 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.

NangguSZ8_11 — Sherd SZ8-11 from Nanggu (Nendö). Slide WD_82_10 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.

Placer sand.

WD_88_20

NendoSZ8_125_5 — Sherd SZ8-125-5 from Nanggu (Nendö). Slide WD_88_20 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.

NendoSZ8_125_5 — Sherd SZ8-125-5 from Nanggu (Nendö). Slide WD_88_20 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.

Placer sand.

WD_88_7

ReefIslandRL6_24_1 — Sherd RL6-24-1 from Reef (Reef). Slide WD_88_7 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.

ReefIslandRL6_24_1 — Sherd RL6-24-1 from Reef (Reef). Slide WD_88_7 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.

Placer sand.

WD_91_3

Trevanion49_3 — Sherd 49-3 from Trevanion Islet (Tomotu Neo). Slide WD_91_3 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.

Trevanion49_3 — Sherd 49-3 from Trevanion Islet (Tomotu Neo). Slide WD_91_3 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.

Pyroxene.

WD_91_4

Graciosa49_4 — Sherd 49-4 from Graciosa Bay (Nendö). Slide WD_91_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.

Graciosa49_4 — Sherd 49-4 from Graciosa Bay (Nendö). Slide WD_91_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.

Pyroxene.

References:

289 Reef Islands, Nendo, Santa Cruz group, Solomon (Dickinson, W.)