Black River Group
id:
black-river-group-172-10208389
title:
Black River Group
text:
The Black River Group is a geologic group that covers three sedimentary basins in the Eastern and Midwestern United States. These include the Appalachian Basin, Illinois Basin and the Michigan Basin. It dates back to the Late Ordovician period. It is roughly equivalent to the Platteville Group in Illinois. In Kentucky and Tennessee it is also known as the High Bridge Group. In areas where this Geologic Unit thins it is also called the Black River Formation (undifferentiated). One example of this
brand slug:
wiki
category slug:
encyclopedia
description:
Geologic group in Eastern and Midwestern, USA
original url:
https://en.wikipedia.org/wiki/Black_River_Group
date created:
2014-06-24T13:50:05Z
date modified:
2024-09-01T21:00:04Z
main entity:
{"identifier":"Q17510265","url":"https://www.wikidata.org/entity/Q17510265"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/a/a6/Mudcracked_limestone_%28Tyrone_Limestone%2C_Middle_Ordovician%2C_454_Ma%3B_Frankfort%2C_Kentucky%29_1.jpg","width":5974,"height":4748}
fields total:
13
integrity:
16