Sandaun (West Sepik) Province

Wikidata ID: Q753689

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

Geonames ID: 2087246       Getty Thesaurus of Geographic Names ID: 1000947

Mindat Loc ID: 186644

brown pot Site has a full slide image.

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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
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
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
tpr181 ** 0 1 5 0 4 1 0 0 0 0 0 2 0 0 vitric, felsitic
Northcoast PNG hornblendic 0 1 5 0 3 1 0 0 0 0 0 2 0 0 PNG
tpr185 6 0 1 0 0 0 0 0 0 0 0 0 0 0 na
Northcoast PNG calcareous type C 6 0 1 0 0 0 0 0 0 0 0 0 0 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
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
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
tpr181a 0 0 5 0 0 1 0 0 0 0 0 4 0 0 vitric, felsitic
Northcoast PNG volcanic 0 0 5 0 0 1 0 0 0 0 0 4 0 0 PNG
tpr182 ** 0 4 5 0 0 0 0 0 0 0 0 0 0 0 na
Northcoast PNG quartzose-feldspathic 0 4 5 0 0 0 0 0 0 0 0 0 0 0 PNG
tpr183 ** 6 1 1 0 0 0 0 0 0 0 1 0 0 0 na
Northcoast PNG calcareous type A 6 1 1 0 0 0 0 0 0 0 1 0 0 0 PNG
tpr184 ** 6 1 1 0 1 1 0 0 0 0 0 1 1 0 microphaneritic, argillitic
Northcoast PNG calcareous type B 6 0 1 0 0 1 0 0 0 0 0 0 0 0 PNG

Slides:

Slide Fabric Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_29_11 tpr91 (Northcoast PNG type G) Aitape coast 0 2 4 2 2 1 0 0 0 1 0 3 2 0 microphaneritic, microlitic, felsitic
WD_28_2 tpr85 (Northcoast PNG type A) Aitape coast 0 3 3 1 1 0 0 0 0 1 0 5 2 0 microphaneritic, microlitic, felsitic
WD_80_18 tpr181 (Northcoast PNG hornblendic) unknown 0 1 5 0 3 1 0 0 0 0 0 2 0 0 vitric, felsitic
WD_80_16 tpr181 (Northcoast PNG hornblendic) unknown 0 0 5 0 4 1 0 0 0 0 0 2 0 0 vitric, felsitic
WD_81_6 tpr185 (Northcoast PNG calcareous type C) unknown 6 0 1 0 0 0 0 0 0 0 0 0 0 0 na
WD_28_5 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_18 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_21 tpr88 (Northcoast PNG type D) Aitape coast 0 2 3 1 1 0 0 0 0 0 0 5 3 0 microphaneritic, microlitic, felsitic
WD_29_6 tpr89 (Northcoast PNG type E) Aitape coast 0 3 3 1 1 0 0 0 0 0 0 3 2 0 microphaneritic, microlitic, felsitic
WD_28_4 tpr85 (Northcoast PNG type A) Aitape coast 0 3 3 0 1 0 0 0 0 1 0 5 3 0 microphaneritic, microlitic, felsitic
WD_28_9 tpr86 (Northcoast PNG type B) Aitape coast 0 3 3 0 1 1 0 0 0 0 0 3 2 0 microphaneritic, microlitic, felsitic
WD_28_17 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_29_4 tpr89 (Northcoast PNG type E) Aitape coast 0 3 3 1 1 0 0 0 0 0 0 3 2 0 microphaneritic, microlitic, felsitic
WD_28_25 tpr90 (Northcoast PNG type F) Aitape coast 3 1 3 1 1 0 0 0 0 0 0 4 2 0 microphaneritic, microlitic, felsitic
WD_29_14 tpr91 (Northcoast PNG type G) Aitape coast 0 1 3 2 2 1 0 0 0 1 0 3 2 0 microphaneritic, microlitic, felsitic
WD_80_2 tpr181 (Northcoast PNG hornblendic) unknown 0 1 5 0 4 1 0 0 0 0 0 2 0 0 vitric, felsitic
WD_80_10 tpr181a (Northcoast PNG volcanic) unknown 0 1 5 0 0 1 0 0 0 0 0 4 0 0 vitric, felsitic
WD_81_11 tpr182 (Northcoast PNG quartzose-feldspathic) unknown 0 4 5 0 0 0 0 0 0 0 0 0 0 0 na
WD_81_13 tpr182 (Northcoast PNG quartzose-feldspathic) unknown 0 4 5 0 0 0 0 0 0 0 0 0 0 0 na
WD_81_2 tpr183 (Northcoast PNG calcareous type A) unknown 6 1 1 0 0 0 0 0 0 0 1 0 0 0 na
WD_81_3 tpr184 (Northcoast PNG calcareous type B) unknown 6 1 1 0 1 0 0 0 0 0 0 1 1 0 microphaneritic, argillitic
WD_28_19 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_22 tpr88 (Northcoast PNG type D) Aitape coast 0 2 2 1 1 0 0 0 0 0 0 6 3 0 microphaneritic, microlitic, felsitic
WD_29_7 tpr89 (Northcoast PNG type E) Aitape coast 0 3 4 1 1 0 0 0 0 0 0 3 2 0 microphaneritic, microlitic, felsitic
WD_29_10 tpr91 (Northcoast PNG type G) Aitape coast 0 2 4 2 2 1 0 0 0 1 0 2 1 0 microphaneritic, microlitic, felsitic

WD_29_11

Aitape16_B_2B Aitape16_B_2B
Sherd 16-B-2B from Aitape (New Guinea). Slide WD_29_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.

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


WD_28_2

Ali638 Ali638
Sherd 638 from Ali (Ali). Slide WD_28_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.

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


WD_80_18

RQ4_16 RQ4_16
Sherd RQ4-16 from Lachitu (New Guinea). Slide WD_80_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.

Hornblendic volcanic sand temper.


WD_80_16

RQ4_1 RQ4_1
Sherd RQ4-1 from Lachitu (New Guinea). Slide WD_80_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.

Hornblendic volcanic sand temper.


WD_81_6

RQA111_5 RQA111_5
Sherd RQA111-5 from Lachitu (New Guinea). Slide WD_81_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.

Well sorted and rounded calcareous sand temper composed of modern reef detritus.


WD_28_5

Leitere601_1 Leitere601_1
Sherd 601-1 from Leitre (New Guinea). Slide WD_28_5 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 rounded quartz-feldspar-lithics non-placer temper (Type A).


WD_28_18

Leitere601_2 Leitere601_2
Sherd 601-2 from Leitre (New Guinea). Slide WD_28_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.

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


WD_28_21

Ramu156_2 Ramu156_2
Sherd 156-2 from Ramu (New Guinea). Slide WD_28_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.

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


WD_29_6

Ramu156_1 Ramu156_1
Sherd 156-1 from Ramu (New Guinea). Slide WD_29_6 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 E. Abundant natural temper.


WD_28_4

Serra610 Serra610
Sherd 610 from Serra (New Guinea). Slide WD_28_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.

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


WD_28_9

Serra609_1 Serra609_1
Sherd 609-1 from Serra (New Guinea). Slide WD_28_9 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 B. Sparse well sorted and rounded quartz-feldspar-lithics non-placer temper.


WD_28_17

Serra606_1 Serra606_1
Sherd 606-1 from Serra (New Guinea). Slide WD_28_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.

Type C. Abundant natural temper.


WD_29_4

Tumelo177_1 Tumelo177_1
Sherd 177-1 from Tumleo (Tumleo). Slide WD_29_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.

Type E. Abundant natural temper.


WD_28_25

Tumelo177_2 Tumelo177_2
Sherd 177-2 from Tumleo (Tumleo). Slide WD_28_25 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 F. Abundant natural temper with sparse lithic fragments apparently added manually.


WD_29_14

Tumelo46_1A_41 Tumelo46_1A_41
Sherd 46-1A-41 from Tumleo (Tumleo). Slide WD_29_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.

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


WD_80_2

WATA5_12 WATA5_12
Sherd WATA5-12 from Watinglo (New Guinea). Slide WD_80_2 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image or full slide in VIMIPO with higher exposure. Imaged by K. Hardy and M. Leclerc, ANU.

Dominant plagioclase feldspar and hornblende varieties are the only ferromagnesian silicate grains, some rock fragments with glassy to felsitic (devitrified glass) internal textures, moderately sorted, subangular to subrounded, fine to medium volcanic sand of probable fluvial origin.


WD_80_10

WATC_5 WATC_5
Sherd WATC-5 from Watinglo (New Guinea). Slide WD_80_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.

Non-hornblendic volcanic sand temper.


WD_81_11

WATA8_7 WATA8_7
Sherd WATA8-7 from Watinglo (New Guinea). Slide WD_81_11 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.

Quartzo-feldspathic sand lacking any calcareous grains of coastal origin and probably collected as stream sand. Felspars are plagioclase.


WD_81_13

WATA8_42 WATA8_42
Sherd WATA8-42 from Watinglo (New Guinea). Slide WD_81_13 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.

Quartzo-feldspathic sand lacking any calcareous grains of coastal origin and probably collected as stream sand. Felspars are plagioclase.


WD_81_2

WATA5-2 has a full slide scan available (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.

Calcareous and grains of chrome spinel (translucent red, isotropic), diagnostic of derivation from peridotite.


WD_81_3

WATA7_3 WATA7_3
Sherd WATA7-3 from Watinglo (New Guinea). Slide WD_81_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.

Calcareous and grains of argillite of sedimentary or metasedimentary origin.


WD_28_19

Wom615_3 Wom615_3
Sherd 615-3 from Wom (New Guinea). Slide WD_28_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.

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


WD_28_22

Wom615_1 Wom615_1
Sherd 615-1 from Wom (New Guinea). Slide WD_28_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.

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


WD_29_7

Wom615_2 Wom615_2
Sherd 615-2 from Wom (New Guinea). Slide WD_29_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.

Type E. Abundant natural temper.


WD_29_10

Wom616 Wom616
Sherd 616 from Wom (New Guinea). Slide WD_29_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.

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


References:

279 Watinglo, Lachitu, PNG, 2009 (Dickinson, W.)

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

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