NRHP Reference # 72001478 Added to NRHP 9 November 1972 | Area 16 ha Nearest city Golden Township | |
The Green Quarry Site, designated 20OA7, is an archaeological site located near Pentwater, Michigan. It was listed on the National Register of Historic Places in 1972. The site, covering 40 acres (16 ha), is the only known source of Lambrix chert, which was used for a variety of prehistoric tools.
References
Green Quarry Site Wikipedia(Text) CC BY-SA