- Usage in publication:
-
- Rockwood oolite
- Modifications:
-
- Original reference
- Dominant lithology:
-
- Oolite
- Limestone
- AAPG geologic province:
-
- Black Warrior basin
Summary:
Pg. 13-15. Rockwood oolite, 0 to 55 feet thick; much less variable in occurrence and having greater extent than Burgess oolite; beds at top and bottom carry abundant fossils. Type locality near Rockwood, Franklin County, northwestern Alabama, where it is 55 feet thick and uniformly oolitic throughout. Lies 100 feet above base of Bangor limestone and 100 feet below Burgess oolite --all in Bangor limestone. The underlying beds are blue to gray flinty fossiliferous limestones and dolomites; the overlying beds are blue fossiliferous limestones. Age is Mississippian.
Recognized in Franklin and Lawrence Cos., northwestern AL.
Source: US geologic names lexicon (USGS Bull. 896, p. 1835).
- Usage in publication:
-
- Rockwood oolite member
- Modifications:
-
- Areal extent
- AAPG geologic province:
-
- Black Warrior basin
Summary:
Pg. 575, 576-577. Rockwood oolite member of Bangor limestone. Thickness at type locality about 55 feet. Overlies Spout Spring oolite member (new).
Source: US geologic names lexicon (USGS Bull. 1200, p. 3321).
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates published by U.S. Geological Survey authors.
"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).
Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).