Mine · Nye County, Nevada, United States
Grefco Mine & Mill
Grefco Mine & Mill is a mine in Nye County, Nevada, United States, owned by Dicalite Management Group LLC.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Location | Nye County | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Status | Operating (active) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Commodities | diatomite (mainly diatomite) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Owner | Dicalite Management Group LLC (controls the operator) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Operator | Grefco Minerals LLC | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Employees | 20 people (annual average, in 2025) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Mine type | Surface | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Coordinates | 37.9956, -118.2122 | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
Research on this mine and its owner.Who owns it up to the parent company, its permits, resources and offtake, and an introduction to the owner.
Request researchHow its owner compares
Dicalite Management Group LLC owns 2 of the 2,675 mines in the United States in our data with a named owner; 200 owners have more. Counts cover the mines in our data that name an owner, holder or operator; an asset with several owners counts for each.
| Owner in United States | Rank | Mines | Share |
|---|---|---|---|
| Alpha Metallurgical Resources Inc | 1st | 56 | 2.1% |
| Sev.en Global Investments a.s. | 2nd | 50 | 1.9% |
| Rosebud Mining Company | 3rd | 40 | 1.5% |
| Martin Marietta Materials Inc | 4th | 29 | 1.1% |
| Metinvest B V | 4th | 29 | 1.1% |
| Dicalite Management Group LLC | 201st | 2 | <0.1% |
Nearby
Within 50 km of this mine: 178 water rights (106 active), measured from the coordinates in the facts above. The table shows the nearest 3.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Teels Marsh Valley groundwater water right 27214 | Water right | 362 acre-ft/year | Active | 7.1 km |
| Trail Canyon Creek water right 3154 | Water right | 194 acre-ft/year | Active | 14 km |
| Queen Creek water right 61484 | Water right | 190 acre-ft/year | Active | 16 km |
Owner, operator and place
More from Dicalite Management Group LLC
Other mines in Nevada
Data on this page
- MSHA Mines Data Set. MSHA Mines Data Set, Public domain.
- Nevada Division of Water Resources water rights points of diversion. Nevada Division of Water Resources water rights points of diversion, CC0 1.0 Universal.