Category:Bass Formation

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<nowiki>Bass Formation; Bass-Formation; lithostratigraphic unit; Bass Limestone</nowiki>
Bass Formation 
lithostratigraphic unit
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Instance of
Part of
Named after
  • Bass Canyon
LocationSouthern Rocky Mountains, New Mexico
Has part(s)
  • Hotauta Conglomerate Member
Map36° 06′ 28.8″ N, 112° 07′ 15.24″ W
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English: The Bass Formation is the first (basal) unit of the 5-unit Unkar Group, (the basal group of the Grand Canyon Supergroup).
English: The lowermost member, Bass Formation, (also Bass Limestone-(formerly), of the en:Unkar Group.
  • It is found in northeast Grand Canyon; also center (east) associated with Granite Gorge.
  • Members of 5-unit Unkar Group:
    5--en:Cardenas Basalt-(Cardenas Lava)-(cliff-former, "mountain islands"-(en:manadnock), Tapeats Sea)
    4--Dox Formation-slopes
    3--Shinumo Quartzite-(cliff-former, "mountain islands"-(en:manadnock), Tapeats Sea)
    2--en:Hakatai Shale-slopes
    1--en:Bass Formation-slopes
  • Multi-colored slopes are created, for example at Isis Temple (Bright Angel Canyon region), and also contain debris from the Shinumo cliffs, or other geologic units above.

Subcategories

This category has the following 5 subcategories, out of 5 total.

Media in category "Bass Formation"

The following 38 files are in this category, out of 38 total.