Virgin Formation
Geologic formation in Utah, United States / From Wikipedia, the free encyclopedia
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The Virgin Formation is a geologic formation in Utah. It preserves fossils dating back to the Triassic period (Spathian substage).[1]
Quick Facts Type, Unit of ...
Virgin Formation | |
---|---|
Stratigraphic range: Spathian | |
Type | Formation |
Unit of | Thaynes Group |
Thickness | 150 m (490 ft) |
Lithology | |
Primary | Limestone |
Other | Siltstone, shale |
Location | |
Coordinates | 37°12′6″N 113°11′23″W |
Region | Utah |
Country | United States |
Type section | |
Named for | Virgin, Utah |
Named by | Bassler and Reeside |
Year defined | 1921 |
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