Pranhita Sandstone Fm
Period:
Ectasian
Age Interval:
Early Ectasian
Province:
Proterozoic S.India Pranhita-Godavari west basin
Lithology and Thickness
Sandstone. Gray to buff, cross-stratified, subarkosic to quartzose sandstone grading upward to silty shale.
Lithology Pattern:
Fine-grained sandstone
Relationships and Distribution
Lower contact
Underlain by Nalla Gutta Sandstone Fm
Upper contact
Overlain by Chanda Limestone Fm
Regional extent
Approximately coeval with Tippapuram Shale Fm (inner shelf) in Pranhita-Godavari east basin
GeoJSON
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Fossils
Age
Age Span:
Beginning stage:
Ectasian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
1,400.00
Ending stage:
Ectasian
Fraction up in the ending stage:
0.5
Ending date (Ma):
1,300.00
Depositional setting
Storm-and-tide dominated shoreface, to inner shelf.
Depositional pattern:
Additional Information
Compiler:
From: Saha D. (Dilip), Patranabis-Deb, S., and Colllins, A.S. (2016) Proterozoic stratigraphy of southern Indian cratons and global context. In: Stratigraphy & Timescales, 1: 1-59.