Palau

Wikidata ID: Q695

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

Geonames ID: 1559582       Getty Thesaurus of Geographic Names ID: 7005668

Mindat Loc ID: 144219

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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
tpr49 0 0 0 0 0 0 0 0 0 0 0 0 0 6 na
Palau grog type A/I 0 0 0 0 0 0 0 0 0 0 0 0 0 6 Carolines
tpr50 ** 0 2 3 1 0 4 0 0 0 0 0 3 0 3 felsitic, vitric, microlitic
Palau grog type B/C/D 0 2 3 1 0 4 0 0 0 0 0 3 0 1 Carolines
tpr51 ** 5 0 3 2 1 2 0 0 0 0 0 3 0 0 microlitic, vitric
Palau hybrid type III 3 0 3 2 0 1 0 0 0 0 0 3 0 0 Carolines
tpr52 ** 4 0 2 5 1 3 0 0 0 0 0 4 0 0 microlitic, vitric
Palau hybrid type IV 1 0 0 4 0 1 0 0 0 0 0 0 0 0 Carolines
tpr53 ** 0 0 2 2 0 2 0 0 0 0 0 6 0 0 vitric, microlitic, felsitic
Palau lithic type V 0 0 2 2 0 0 0 0 0 0 0 6 0 0 Carolines
tpr54 ** 0 0 4 3 0 1 0 0 0 0 0 3 0 2 vitric, microlitic
Palau grog type II 0 0 4 3 0 1 0 0 0 0 0 3 0 2 Carolines
tpr273 0 5 4 0 0 1 0 1 1 0 0 1 0 0 na
Exotic Tobi quartz-feldspar 0 5 4 0 0 1 0 1 0 0 0 1 0 0 Carolines

Slides:

Slide Fabric Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_13_14 tpr49 (Palau grog type A/I) Babeldoab (or nearby) 0 0 0 0 0 0 0 0 0 0 0 0 0 6 na
WD_13_15 tpr50 (Palau grog type B/C/D) Babeldoab 0 2 3 1 0 4 0 0 0 0 0 3 0 3 felsitic, microlitic
WD_13_16 tpr50 (Palau grog type B/C/D) Babeldoab 0 2 3 1 0 4 0 0 0 0 0 3 0 3 felsitic, microlitic
WD_12_5 tpr49 (Palau grog type A/I) Babeldoab (or nearby) 0 0 0 0 0 0 0 0 0 0 0 0 0 6 na
WD_12_11 tpr50 (Palau grog type B/C/D) Babeldoab (or nearby) 0 0 4 3 0 1 0 0 0 0 0 3 0 2 vitric, microlitic
WD_12_13 tpr51 (Palau hybrid type III) Babeldoab (or nearby) 4 0 3 2 0 2 0 0 0 0 0 3 0 0 microlitic, vitric
WD_12_14 tpr52 (Palau hybrid type IV) Babeldoab (or nearby) 1 0 2 4 0 1 0 0 0 0 0 4 0 0 microlitic, vitric
WD_12_19 tpr53 (Palau lithic type V) Babeldoab (or nearby) 0 0 2 2 0 2 0 0 0 0 0 6 0 0 vitric, microlitic, felsitic
WD_12_8 tpr54 (Palau grog type II) Babeldoab (or nearby) 0 0 0 0 0 0 0 0 0 0 0 0 0 6 na
WD_13_7 tpr49 (Palau grog type A/I) Babeldoab (or nearby) 0 0 0 0 0 0 0 0 0 0 0 0 0 6 na
WD_13_10 tpr50 (Palau grog type B/C/D) Babeldoab 0 2 3 1 0 4 0 0 0 0 0 3 0 3 felsitic, microlitic
WD_13_9 tpr50 (Palau grog type B/C/D) Babeldoab (or nearby) 0 2 3 1 0 4 0 0 0 0 0 3 0 3 felsitic, microlitic
WD_12_7 tpr49 (Palau grog type A/I) Babeldoab (or nearby) 0 0 0 0 0 0 0 0 0 0 0 0 0 6 na
WD_13_11 tpr49 (Palau grog type A/I) Babeldoab (or nearby) 0 0 0 0 0 0 0 0 0 0 0 0 0 6 na
WD_13_13 tpr50 (Palau grog type B/C/D) Babeldoab 0 2 3 1 0 4 0 0 0 0 0 3 0 3 felsitic, microlitic
WD_13_5 tpr52 (Palau hybrid type IV) Babeldoab 4 0 0 5 0 1 0 0 0 0 0 0 0 0 na
WD_13_17 tpr50 (Palau grog type B/C/D) Babeldoab 0 2 3 1 0 4 0 0 0 0 0 3 0 3 felsitic, microlitic
WD_13_18 tpr273 (Exotic Tobi quartz-feldspar) non-Micronesia 0 5 4 0 0 1 0 1 1 0 0 1 0 0 na
WD_13_19 tpr273 (Exotic Tobi quartz-feldspar) non-Micronesia 0 5 4 0 0 1 0 1 1 0 0 1 0 0 na

WD_13_14

Angaur615_1 Angaur615_1
Sherd 615-1 from Angaur (Angaur). Slide WD_13_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.

'Type A' Palauan temper type; grog temper essentially lacking any terrigenous sand grains.


WD_13_15

Angaur615_2 Angaur615_2
Sherd 615-2 from Angaur (Angaur). Slide WD_13_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.

Mixtures of grog particles and terrigenous grains (terrigenous grains more abundant than grog particles). Grains either felsic or mafic.


WD_13_16

Angaur615_3 Angaur615_3
Sherd 615-3 from Angaur (Angaur). Slide WD_13_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.

'Type B' Palauan temper type; hybrid feldspathic-lithic sand temper composed of mixed volcanic and calcareous sand.


WD_12_5

Palau_47_3 Palau_47_3
Sherd 47-3 from Babeldaob (Babeldaob). Slide WD_12_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.

Contains a temper composed of broken pottery. 1978-38-7 (1) from Babelduab.


WD_12_11

UL4 UL4
Sherd UL4 from Ulong Islet (Ulong). Slide WD_12_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.

Mixtures of grog particles and terrigenous grains (terrigenous grains more abundant than grog particles). Grains either felsic or mafic. Vitric and microlitic lithics.


WD_12_13

UL6 UL6
Sherd UL6 from Ulong Islet (Ulong). Slide WD_12_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.

Non-placered hybrid of terrigenous and calcareous sand grains.


WD_12_14

UL7 UL7
Sherd UL7 from Ulong Islet (Ulong). Slide WD_12_14 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.

Placered hybrid of terrigenous and calcareous sand grains.


WD_12_19

UL12 UL12
Sherd UL12 from Ulong Islet (Ulong). Slide WD_12_19 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.

Volcanic sand tempers, predominantly, polyminerallic volcanic rock fragments, with reddish vitric (glassy) groundmasses, but also some with microlitic and felsitic groundmass textures (all suitable for derivation from andesitic source rocks).


WD_12_8

UL1 UL1
Sherd UL1 from Ulong Islet (Ulong). Slide WD_12_8 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.

Grog (composed of broken pottery).


WD_13_7

Kayangel1005_1 Kayangel1005_1
Sherd 1005-1 from Kayangel (Kayangel). Slide WD_13_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 A' Palauan temper type; grog only.


WD_13_10

Kayangel1005_4 Kayangel1005_4
Sherd 1005-4 from Kayangel (Kayangel). Slide WD_13_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.

Mixtures of grog particles and terrigenous grains (terrigenous grains more abundant than grog particles). Grains either felsic or mafic.


WD_13_9

Kayangel1005_3 Kayangel1005_3
Sherd 1005-3 from Kayangel (Kayangel). Slide WD_13_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.

Mixtures of grog particles and terrigenous grains (terrigenous grains more abundant than grog particles). Grains either felsic or mafic.


WD_12_7

Palau_47_5 Palau_47_5
Sherd 47-5 from Peleliu (Peleliu). Slide WD_12_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.

Contains a temper composed of broken pottery. 1978-38-7 (2) from Babelduab.


WD_13_11

Peleliu593_1 Peleliu593_1
Sherd 593-1 from Peleliu (Peleliu). Slide WD_13_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.

Type A' Palauan temper type; grog temper essentially lacking any terrigenous sand grains.


WD_13_13

Peleliu593_3 Peleliu593_3
Sherd 593-3 from Peleliu (Peleliu). Slide WD_13_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.

'Type B' Palauan temper type; hybrid feldspathic-lithic sand temper composed of mixed volcanic and calcareous sand.


WD_13_5

PU1 PU1
Sherd PU1 from Peleliu (Peleliu). Slide WD_13_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 (mixed calcareous-terrigenous) black sand. Veneer of 'salt-and-pepper' hybrid sand on otherwise white coral sand beach face.


WD_13_17

Fana1 Fana1
Sherd Fana1 from Fana (Fana). Slide WD_13_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 B' Palauan temper type; hybrid feldspathic-lithic sand temper composed of mixed volcanic and calcareous sand.


WD_13_18

Tobi1 Tobi1
Sherd Tobi1 from Tobi (Tobi). Slide WD_13_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.

Non-Micronesian, quartz with feldspars that include potassium feldspars. Has biotite and muscovite. Could be from Halmahera, PNG, Waigeo or elsewhere.


WD_13_19

Tobi1b Tobi1b
Sherd Tobi1b from Tobi (Tobi). Slide WD_13_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.

Non-Micronesian, quartz with feldspars that include potassium feldspars. Has biotite and muscovite. Could be from Halmahera, PNG, Waigeo or elsewhere.


References:

217, Tobi 2002 (Dickinson, W.)

075 Yap, Palau 1978 (Dickinson, W.)

211 Temper sand origins, Palau 2002 (Dickinson, W.)

219 Ulong, Palau, 2002 (Dickinson, W.)