East Sepik Province

Wikidata ID: Q690880

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

Geonames ID: 2097846       Getty Thesaurus of Geographic Names ID: 1000847

Mindat Loc ID: 186649


Volcanoes:

Kadovar: Andesite / Basaltic Andesite, Composite type, Stratovolcano.

Blup Blup: Andesite / Basaltic Andesite, Composite type, Stratovolcano.

Bam: Andesite / Basaltic Andesite, Composite type, Stratovolcano.

Vokeo: , Composite type, Stratovolcano.

Viai: , Composite type, Stratovolcano.

Koil: , Composite type, Stratovolcano.

brown pot Site has a full slide image.

brown pot Site has an image.

brown pot No images for this site.

Note that to see the 'Geology' layer (layer options in top right corner) you may have to zoom out.

Many fabrics have a range of abundances. The range maximum (top) and minimum (bottom) are shown.

** Has full slide image available.

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. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ SpinelIg./Met. Rocks Sed. Rocks Grog Lithics/ Region
tpr85 ** 0 3 4 1 1 0 0 0 0 1 0 6 3 0 microphaneritic, microlitic, felsitic
Northcoast PNG type A 0 3 3 0 1 0 0 0 0 0 0 4 2 0 PNG
tpr86 ** 0 4 4 1 1 1 0 0 0 1 0 4 3 0 microphaneritic, microlitic, felsitic
Northcoast PNG type B 0 3 3 0 0 0 0 0 0 0 0 3 2 0 PNG
tpr87 ** 0 4 4 1 1 1 0 0 0 1 0 4 3 0 microphaneritic, microlitic, felsitic
Northcoast PNG type C 0 4 4 0 0 1 0 0 0 0 0 4 2 0 PNG
tpr88 ** 0 3 3 1 1 0 0 0 0 0 0 6 3 0 microphaneritic, microlitic, felsitic
Northcoast PNG type D 0 2 2 1 1 0 0 0 0 0 0 5 3 0 PNG
tpr89 ** 0 3 4 1 1 0 0 0 0 1 0 4 2 0 microphaneritic, microlitic, felsitic
Northcoast PNG type E 0 2 3 0 1 0 0 0 0 0 0 3 1 0 PNG
tpr90 ** 3 2 2 1 1 0 0 0 0 0 0 4 2 0 microphaneritic, microlitic, felsitic
Northcoast PNG type F 1 1 2 1 1 0 0 0 0 0 0 4 1 0 PNG
tpr91 ** 0 2 4 3 2 3 0 0 0 3 0 4 3 0 microphaneritic, microlitic, felsitic
Northcoast PNG type G 0 1 2 1 1 1 0 0 0 1 0 2 1 0 PNG

Slides:

Slide Fabric Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_28_1 tpr85 (Northcoast PNG type A) Aitape coast 0 3 4 1 1 0 0 0 0 1 0 5 2 0 microphaneritic, microlitic, felsitic
WD_28_6 tpr86 (Northcoast PNG type B) Aitape coast 0 4 4 1 0 0 0 0 0 1 0 3 1 0 microphaneritic, microlitic, felsitic
WD_28_16 tpr87 (Northcoast PNG type C) Aitape coast 0 4 4 1 1 1 0 0 0 0 0 4 2 0 microphaneritic, microlitic, felsitic
WD_28_20 tpr88 (Northcoast PNG type D) Aitape coast 0 3 3 1 1 0 0 0 0 0 0 5 3 0 microphaneritic, microlitic, felsitic
WD_29_8 tpr89 (Northcoast PNG type E) Aitape coast 0 2 3 1 1 0 0 0 0 0 0 3 2 0 microphaneritic, microlitic, felsitic
WD_28_24 tpr90 (Northcoast PNG type F) Aitape coast 1 1 2 1 1 0 0 0 0 0 0 4 2 0 microphaneritic, microlitic, felsitic
WD_29_21 tpr91 (Northcoast PNG type G) Aitape coast 0 1 3 2 1 2 0 0 0 1 0 3 1 0 microphaneritic, microlitic, felsitic
WD_28_12 tpr87 (Northcoast PNG type C) Aitape coast 0 4 4 0 0 1 0 0 0 0 0 4 2 0 microphaneritic, microlitic, felsitic
WD_28_15 tpr87 (Northcoast PNG type C) Aitape coast 0 4 4 1 1 1 0 0 0 0 0 4 2 0 microphaneritic, microlitic, felsitic
WD_28_23 tpr88 (Northcoast PNG type D) Aitape coast 0 2 2 1 1 0 0 0 0 0 0 6 3 0 lathwork, microphaneritic, microlitic, felsitic
WD_29_9 tpr89 (Northcoast PNG type E) Aitape coast 0 2 3 1 1 0 0 0 0 0 0 3 2 0 microphaneritic, microlitic, felsitic
WD_29_16 tpr91 (Northcoast PNG type G) Aitape coast 0 1 3 2 1 3 0 0 0 3 0 2 1 0 microphaneritic, microlitic, felsitic

WD_28_1

Kep200 Kep200
Sherd 200 from Kep (New Guinea). Slide WD_28_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.

Abundant well sorted and rounded quartz-feldspar-lithics non-placer temper (Type A).


WD_28_6

Tarawai155_2 Tarawai155_2
Sherd 155-2 from Tarawai (Tarawai). Slide WD_28_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.

Type B. Sparse well sorted and rounded quartz-feldspar-lithics non-placer temper.


WD_28_16

Tarawai170_2 Tarawai170_2
Sherd 170-2 from Tarawai (Tarawai). Slide WD_28_16 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.

Type C. Abundant moderately sorted and subangular quartzofeldspathic non-placer temper sand.


WD_28_20

Tarawai155_1 Tarawai155_1
Sherd 155-1 from Tarawai (Tarawai). Slide WD_28_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.

Type D. Abundant moderately sorted and subangular quartzofeldspathic non-placer temper sand.


WD_29_8

Tarawai154_1 Tarawai154_1
Sherd 154-1 from Tarawai (Tarawai). Slide WD_29_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.

Type E. Abundant natural temper.


WD_28_24

Tarawai176_2 Tarawai176_2
Sherd 176-2 from Tarawai (Tarawai). Slide WD_28_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.

Type F. Abundant natural temper with sparse lithic fragments apparently added manually.


WD_29_21

Tarawai171_1 Tarawai171_1
Sherd 171-1 from Tarawai (Tarawai). Slide WD_29_21 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.

Abundant well sorted and partially placered temper, manually added and typically pyroxene-rich (Type G). Clinopyroxene dominant, but minor orthopyroxene


WD_28_12

Walis161_1 Walis161_1
Sherd 161-1 from Walis (Walis). Slide WD_28_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.

Type C. Abundant moderately sorted and subangular quartzofeldspathic non-placer temper sand.


WD_28_15

Walis163B_1 Walis163B_1
Sherd 163B-1 from Walis (Walis). Slide WD_28_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.

Type C. Abundant moderately sorted and subangular quartzofeldspathic non-placer temper sand.


WD_28_23

Walis163B_2 Walis163B_2
Sherd 163B-2 from Walis (Walis). Slide WD_28_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.

Type D. Abundant moderately sorted and subangular quartzofeldspathic non-placer temper sand.


WD_29_9

Walis161_2 Walis161_2
Sherd 161-2 from Walis (Walis). Slide WD_29_9 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.

Type E. Abundant natural temper.


WD_29_16

Walis161_3 Walis161_3
Sherd 161-3 from Walis (Walis). Slide WD_29_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.

Abundant well sorted and partially placered temper, manually added and typically pyroxene-rich (Type G). Clinopyroxene dominant, but minor orthopyroxene


References:

151 North Coast PNG, 1997 (superseded by 167) (Dickinson, W.)

167 sands, tempers, NW coast PNG, 2001 (Dickinson, W.)