Site: Gitua

Island: New Guinea       Lithology: NA ( Nunn et al. (2016) )

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

Near/In Geonames ID: 2096901       Wikidata ID: Q126060233       Getty Thesaurus of Geographic Names ID: None

Mindat Loc ID: None


In:

Morobe Province Wikidata ID: Q853664

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. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ SpinelIg./Met. Rocks Sed. Rocks Grog Lithics/ Region
tpr179a 1 0 1 1 0 2 0 0 0 0 0 0 0 6 microlitic
Huon grog 0 0 0 0 0 0 0 0 0 0 0 0 0 6 PNG
tpr300 0 0 1 1 0 6 0 0 0 0 0 1 0 1 microlitic
Huon ferruginous 0 0 0 0 0 6 0 0 0 0 0 0 0 0 PNG
tpr458 6 2 2 2 0 1 0 0 0 0 0 0 0 0 na
Huon calcareous 5 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
IL_1_93 tpr458 (Huon calcareous) Gitua 6 0 1 1 0 1 0 0 0 0 0 0 0 0 na
JS_1_37 tpr179a (Huon grog) Huon 0 0 1 0 0 0 0 0 0 0 0 0 0 6 na
JS_1_38 tpr300 (Huon ferruginous) Huon 0 0 0 0 0 6 0 0 0 0 0 0 0 0 na

IL_1_93

GS1 GS1
Sherd Clay from Gitua (New Guinea). Slide IL_1_93 from I Lilley. 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.

CAUTION: Section less than 30microns. Kukumei clay used by potters. Consists predominately of shelly fragments about 0.2 mm across. Some of the shelly fragments show cellular structure and are clearly corals and molluscs. There is minor feldspar and pyroxene grains, less than 0.2 mm across. Subrounded opaques, less than 1%. And a trace of collophane.


JS_1_37

KBZ2_13 KBZ2_13
Sherd KBZ2_13 from Gitua (New Guinea). Slide JS_1_37 from J Specht. 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 X, GrogC


JS_1_38

KBZ2_14 KBZ2_14
Sherd KBZ2_14 from Gitua (New Guinea). Slide JS_1_38 from J Specht. 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 X sherd.


References:

Prehistoric exchange in the Vitiaz Strait, Papua New Guinea (Lilley, I.)

Type X Pottery, Morobe Province, Papua New Guinea: Petrography and Possible Micronesian Relationship (Specht, Lilley, Dickinson)