Pumice occurrence · San Bernardino County, California
| State | California |
| County | San Bernardino |
| Coordinates | 34.75222, -116.37725 |
| Primary | Pumice |
| Status | Occurrence |
| Data Source | USGS MRDS |
| Source ID | 10262116 |
| Site | Distance | Commodity | Status |
|---|---|---|---|
| Fort Cady Process Plant | 0.9 mi | Boron-Borates | Prospect |
| Mt. Pisgah Volcanic Cinders | 1.1 mi | Pumice | Past Producer |
| Fort Cady Solution Mine | 1.5 mi | Boron-Borates | Prospect |
| Unnamed Pit (San Bernardino County) | 2.1 mi | Sand and Gravel, Construction | Past Producer |
| Fort Cady Deposit | 2.5 mi | Boron-Borates | Prospect |
| Newberry Hectorite Mine | 3.1 mi | Clay | Past Producer |
| Hector Bentonite Deposits | 3.1 mi | Bentonite | Past Producer |
| Newberry Hectorite Mine | 3.2 mi | Bentonite | Producer |
| Heather Pumice Prospect | 3.3 mi | Pumice | Occurrence |
| Big Reef Mine | 4.1 mi | Past Producer | |
| Big Reef | 4.3 mi | Manganese | Producer |
| Hector | 4.3 mi | Clay | Producer |
This location is classified as a mineral prospect or occurrence — a site where minerals have been identified but no significant mining has taken place. These sites typically have minimal environmental impact but indicate the presence of mineral deposits in the area.