Filters International
Arizona
Unconfirmed Perlite
Perlite underground mines
Catalog records where USGS source data lists Perlite among mined commodities. Reported minerals on a mine page are tracked separately and are not the same as commodities.
- Underground mine records
- 7
- Independently verified
- 0
By state
Top counties by record count
- Pinal County, Arizona · 4
- Lincoln County, Nevada · 1
Representative records
Guzman Construction Co.
Arizona
Unconfirmed Perlite
Harborlite Corp Mary Ann Mine
Arizona
Unconfirmed Perlite
Mackie Perlite Mine
Nevada
Unconfirmed Perlite
Rheem Research Prod.Inc
Arizona
Unconfirmed Perlite
Horse Shoe Claims ?
Nevada
Unconfirmed Gold
Documented adit evidence
London Arizona Consolidated
Arizona
Unconfirmed Lead
Historical mapped workings available