- Usage in publication:
-
- New Holland Till Member
- Modifications:
-
- Named
- Dominant lithology:
-
- Till
- Mudstone
- AAPG geologic province:
-
- Cincinnati arch
Summary:
New Holland Till Member of Lagro Formation named in northeastern IN. Easternmost of three intertonguing parts of formation. Other members unnamed. Consists dominantly of clay-rich mudstone that is only slightly pebbly. Normally calcareous below depth of about 75 cm and commonly exhibits blocky structure. Generally less than 20 m.
Source: GNU records (USGS DDS-6; Reston GNULEX).
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 ([ ]).