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 Name of Unit: Piniya Formation

Geology
Description
Thinly bedded to massive, partly calcareous, dark grey to black, locally glouconitic mudstone, thinly bedded fine grained, glauconitic quartz mudstone, muddy siltstone and thinly bedded marlstone and marly limestone.
Stratigraphic Relationship
It is conformable between the Ekmai Sandstone (above) and Woniwogi Sandstone (below).
Formation Name
Piniya Mudstone (Formation) of the Kembelangan Group [1989]
Nomenclature
Panggabean and Pigram (1989)
Fossils

Foraminifera:, Hedbergella cf. planispira, G. contusa, G. stuarti ammonites, Inoceramus sp., and echinoderm.

Unit Code:
Kp
Age :
No Data
Thickness (m):
800
Tectonic Settings:
Continental slope
Rock Type:
Volcaniclastics
Category:
Formation
Depositional Settings:
Shallow to deep marine environment
Economic Aspects:
Source rock and seal for hydrocarbon
Geographic Information
Coordinate:
135.618, -4.244
Region :
Kab. Deiyai
Province :
Papua
Type Locality:
Piniya Village, between Yera and Taporamay River s, Waghete Sheet, Papua
Map Sheet:
Enarotali
Map Scale:
1:250.000
Map Sheet number:
3112
Distribution of Unit:
Birds Neck Region to Central Range: Waghete, Enarotali, Steenkool, Kaimana Sheets.