Site: Reber-Rakival

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

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

Near/In Geonames ID: 2087851 Wikidata ID: Q1796807 Getty Thesaurus of Geographic Names ID: None

Mindat Loc ID: None

In:

Watom Island Wikidata ID: Q1796807

East New Britain Province Wikidata ID: Q753702

Volcanoes:

Rabaul: Dacite, Caldera type, Caldera.

Tavui: Rhyolite, Caldera type, Caldera.

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
tpr195	6	0	4	3	0	2	0	0	0	0	0	3	0	0	vitric, felsitic, microlitic
Watom hybrid	3	0	2	1	0	0	0	0	0	0	0	2	0	0	Bismarck
tpr196	0	0	3	4	0	4	0	0	0	0	0	2	0	0	vitric
Watom placer	0	0	2	3	0	4	0	0	0	0	0	2	0	0	Bismarck
tpr197	0	0	3	3	4	1	0	0	0	0	0	2	0	0	vitric, mircrolitic
Watom hornblendic	0	0	3	3	4	1	0	0	0	0	0	2	0	0	Bismarck
tpr198	0	0	6	1	0	1	0	0	0	0	0	3	0	0	microlitic, vitric
Watom feldspathic	0	0	6	1	0	1	0	0	0	0	0	3	0	0	Bismarck

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_104_13	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	5	0	3	2	0	1	0	0	0	0	0	2	0	0	vitric, felsitic, microlitic
WD_104_14	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	6	0	2	2	0	2	0	0	0	0	0	2	0	0	vitric, felsitic, microlitic
WD_104_3	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	6	0	2	2	0	2	0	0	0	0	0	3	0	0	vitric, felsitic, microlitic
WD_104_7	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	6	0	2	1	0	0	0	0	0	0	0	2	0	0	vitric, felsitic, microlitic
WD_104_8	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	5	0	4	2	0	2	0	0	0	0	0	2	0	0	vitric, felsitic, microlitic
WD_41_24	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	5	0	2	1	0	1	0	0	0	0	0	2	0	0	vitric, microlitic
WD_41_25	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	5	0	2	1	0	1	0	0	0	0	0	2	0	0	vitric, microlitic
WD_104_12	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	4	0	2	3	0	2	0	0	0	0	0	3	0	0	vitric, felsitic, microlitic
WD_104_15	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	4	0	2	2	0	2	0	0	0	0	0	2	0	0	vitric, felsitic, microlitic
WD_104_19	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	4	0	3	3	0	2	0	0	0	0	0	3	0	0	vitric, felsitic, microlitic
WD_104_2	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	4	0	4	3	0	2	0	0	0	0	0	3	0	0	vitric, felsitic, microlitic
WD_104_4	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	4	0	2	2	0	2	0	0	0	0	0	3	0	0	vitric, felsitic, microlitic
WD_104_5	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	4	0	4	1	0	1	0	0	0	0	0	2	0	0	vitric, felsitic, microlitic
WD_104_10	tpr195 (Watom hybrid)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	3	0	2	3	0	2	0	0	0	0	0	3	0	0	vitric, felsitic, microlitic
WD_104_16	tpr196 (Watom placer)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	0	0	2	4	0	4	0	0	0	0	0	2	0	0	vitric
WD_104_18	tpr196 (Watom placer)	New Britain	Middle Far Western Lapita (3050 - 2300 BP)	0	0	3	3	0	4	0	0	0	0	0	2	0	0	vitric
WD_104_6	tpr197 (Watom hornblendic)	Buin?		0	0	3	3	4	1	0	0	0	0	0	2	0	0	vitric, microlitic
WD_104_1	tpr198 (Watom feldspathic)	New Britain-Solomons	Middle Far Western Lapita (3050 - 2300 BP)	0	0	6	1	0	1	0	0	0	0	0	2	0	0	felsitic, vitric, microlitic
WD_104_17	tpr198 (Watom feldspathic)	New Britain-Solomons	Middle Far Western Lapita (3050 - 2300 BP)	0	0	6	1	0	1	0	0	0	0	0	2	0	0	felsitic, vitric, microlitic

WD_104_13

WatomWI6_surfaceA — Sherd WI6-surfaceA from Reber-Rakival (Watom). Slide WD_104_13 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.

WatomWI6_surfaceA — Sherd WI6-surfaceA from Reber-Rakival (Watom). Slide WD_104_13 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 with plagioclase and augite, opaques and rock fragments (pale brown vitric glass) and andesitic arc.

WD_104_14

Watom427 — Sherd 427 from Reber-Rakival (Watom). Slide WD_104_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.

Watom427 — Sherd 427 from Reber-Rakival (Watom). Slide WD_104_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.

Hybrid Calcareous with plagioclase and augite, opaques and rock fragments (pale brown vitric glass) and andesitic arc.

WD_104_3

Watom426 — Sherd 426 from Reber-Rakival (Watom). Slide WD_104_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.

Watom426 — Sherd 426 from Reber-Rakival (Watom). Slide WD_104_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.

Hybrid Calcareous with plagioclase and augite, opaques and rock fragments (pale brown vitric glass) and andesitic arc.

WD_104_7

WatomWI7_1_Layer15Ba — Sherd WI7-1-Layer15Ba from Reber-Rakival (Watom). Slide WD_104_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.

WatomWI7_1_Layer15Ba — Sherd WI7-1-Layer15Ba from Reber-Rakival (Watom). Slide WD_104_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.

Hybrid Calcareous with plagioclase and augite, opaques and rock fragments (pale brown vitric glass) and andesitic arc.

WD_104_8

WatomWI6_surfaceB — Sherd WI6-surfaceB from Reber-Rakival (Watom). Slide WD_104_8 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.

WatomWI6_surfaceB — Sherd WI6-surfaceB from Reber-Rakival (Watom). Slide WD_104_8 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 Calcareous with plagioclase and augite, opaques and rock fragments (pale brown vitric glass) and andesitic arc.

WD_41_24

Watom5_1 — Sherd 44931 from Reber-Rakival (Watom). Slide WD_41_24 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.

Watom5_1 — Sherd 44931 from Reber-Rakival (Watom). Slide WD_41_24 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 calcareous- volcanic sand.

WD_41_25

Watom5_4 — Sherd 45021 from Reber-Rakival (Watom). Slide WD_41_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.

Watom5_4 — Sherd 45021 from Reber-Rakival (Watom). Slide WD_41_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.

Hybrid calcareous- volcanic sand.

WD_104_12

WatomWI7_1_Layer7B — Sherd WI7-1-Layer7B from Reber-Rakival (Watom). Slide WD_104_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.

WatomWI7_1_Layer7B — Sherd WI7-1-Layer7B from Reber-Rakival (Watom). Slide WD_104_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.

Hybrid calcareous with plagioclase and augite, opaques and rock fragments (pale brown vitric glass). Andesitic arc.

WD_104_15

WatomWI7_1_Layer7A — Sherd WI7-1-Layer7A from Reber-Rakival (Watom). Slide WD_104_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.

WatomWI7_1_Layer7A — Sherd WI7-1-Layer7A from Reber-Rakival (Watom). Slide WD_104_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 calcareous with plagioclase and augite, opaques and rock fragments (pale brown vitric glass). Andesitic arc.

WD_104_19

Watom522 — Sherd 522 from Reber-Rakival (Watom). Slide WD_104_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.

Watom522 — Sherd 522 from Reber-Rakival (Watom). Slide WD_104_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.

Hybrid calcareous with plagioclase and augite, opaques and rock fragments (pale brown vitric glass). Andesitic arc.

WD_104_2

WatomW17_II_Layer19 — Sherd W17-II-Layer19 from Reber-Rakival (Watom). Slide WD_104_2 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.

WatomW17_II_Layer19 — Sherd W17-II-Layer19 from Reber-Rakival (Watom). Slide WD_104_2 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 calcareous with plagioclase and augite, opaques and rock fragments (pale brown vitric glass). Andesitic arc.

WD_104_4

Watom679 — Sherd 679 from Reber-Rakival (Watom). Slide WD_104_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.

Watom679 — Sherd 679 from Reber-Rakival (Watom). Slide WD_104_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.

Hybrid calcareous with plagioclase and augite, opaques and rock fragments (pale brown vitric glass). Andesitic arc.

WD_104_5

WatomWI6_surfaceY — Sherd WI6-surfaceY from Reber-Rakival (Watom). Slide WD_104_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.

WatomWI6_surfaceY — Sherd WI6-surfaceY from Reber-Rakival (Watom). Slide WD_104_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 calcareous with plagioclase and augite, opaques and rock fragments (pale brown vitric glass). Andesitic arc.

WD_104_10

Watom8_75 — Sherd 8-75 from Reber-Rakival (Watom). Slide WD_104_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.

Watom8_75 — Sherd 8-75 from Reber-Rakival (Watom). Slide WD_104_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.

Hybrid calcareous with plagioclase and augite, opaques and rock fragments (pale brown vitric glass). Andesitic arc.

WD_104_16

Watom43 — Sherd 43 from Reber-Rakival (Watom). Slide WD_104_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.

Watom43 — Sherd 43 from Reber-Rakival (Watom). Slide WD_104_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.

Placered plagioclase and augite, opaques and rock fragments.

WD_104_18

WatomWI7_1_Layer15B — Sherd WI7-1-Layer15B from Reber-Rakival (Watom). Slide WD_104_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.

WatomWI7_1_Layer15B — Sherd WI7-1-Layer15B from Reber-Rakival (Watom). Slide WD_104_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.

Placered plagioclase and augite, opaques and rock fragments.

WD_104_6

Watom2947 — Sherd 2947 from Reber-Rakival (Watom). Slide WD_104_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.

Watom2947 — Sherd 2947 from Reber-Rakival (Watom). Slide WD_104_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.

Hornblende > feldspar.

WD_104_1

Watom519 — Sherd 519 from Reber-Rakival (Watom). Slide WD_104_1 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.

Watom519 — Sherd 519 from Reber-Rakival (Watom). Slide WD_104_1 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.

Plagioclase high.

WD_104_17

Watom3371 — Sherd 3371 from Reber-Rakival (Watom). Slide WD_104_17 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.

Watom3371 — Sherd 3371 from Reber-Rakival (Watom). Slide WD_104_17 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.

Plagioclase high.

References:

055 Watom, New Britain, PNG 1973 (Dickinson, W.)

031 Watom, New Britain, PNG 1971 (Dickinson, W.)