Category:Unkar Group

From Wikimedia Commons, the free media repository
Jump to navigation Jump to search

The w:Unkar Group, lowest unit of the Grand Canyon Supergroup (Grand Canyon, Arizona, USA).

Members:

5--en:Cardenas Basalt, (Cardenas Lavas)-(erosion resistant, island mtn ranges, (en:monadnocks) in Tapeats Sandstone-(Tapeats Sea), the Tapeats laid horizontally surrounding mtn periphery)
4--w:Dox Formation
3--en:Shinumo Quartzite-(erosion resistant, island mtn ranges, (en:monadnocks) in Tapeats Sandstone-(Tapeats Sea), the Tapeats laid horizontally surrounding mtn periphery)
2--en:Hakatai Shale
1--en:Bass Limestone, (on Vishnu Schist)

The Bass Limestone is above the Vishnu Schist, etc. (Vishnu Group)(. All the members dip at a 10-15 degree angle, with the horizontal Tapeats Sandstone above, or other non-Tapeats units.

A major paleo-fault-(vertical) of the Vishnu Schist—Unkar units, changes the contact with other regional Grand Canyon units above.}}

<nowiki>Unkar Group; Unkar-Gruppe; grupa Unkar; Sequence of geologic strata of Proterozoic age</nowiki>
Unkar Group 
Sequence of geologic strata of Proterozoic age
Upload media
Instance of
Part of
  • Grand Canyon Supergroup
Location
  • United States of America
Authority file
Edit infobox data on Wikidata

Subcategories

This category has the following 23 subcategories, out of 23 total.

Media in category "Unkar Group"

The following 73 files are in this category, out of 73 total.