- Usage in publication:
-
- Air Point granite
- Modifications:
-
- Areal extent
- AAPG geologic province:
-
- Appalachian basin
Summary:
Pg. 407-410. Air Point granite was named by Jonas, from Air Point on Bent Mountain, Roanoke County, [south-central] Virginia. Is widespread in Park area. [Type locality not designated.] Is probably youngest intrusive in district, except some dikes, and is believed to be younger than Old Rag granite. [Age is Precambrian.]
Source: US geologic names lexicon (USGS Bull. 896, p. 19).
- Usage in publication:
-
- Air Point granite
- Modifications:
-
- Original reference
- Dominant lithology:
-
- Granite
- AAPG geologic province:
-
- Appalachian basin
Summary:
Pg. 29-30. Air Point granite. Pink, orthoclase-microcline granite that intrudes granodiorite in Virginia Blue Ridge region. Age is Precambrian, as Lower Cambrian sediments contain fragments of it.
Source: US geologic names lexicon (USGS Bull. 896, p. 19).
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 ([ ]).