Mines and quarries in Harris County, TX
12 mines not abandoned in Harris County, TX, in the MSHA file of October 2, 2026.
| Mine | Mine ID | Industry group | Status since |
|---|---|---|---|
| HOCKLEY MINE United Salt Hockley, LLC | 4102478 | Nonmetal | Aug 28, 1978 |
| Hockley Plant Alleyton Resource Company, LLC. | 4103491 | Sand and gravel | Aug 23, 2011 |
| Houston Mill Magris Talc USA, Inc. | 4102113 | Nonmetal | Jun 26, 1991 |
| Houston Plant Cimbar Resources Inc. | 4104038 | Nonmetal | Nov 1, 2012 |
| Houston Plant Cimbar Resources, Inc. | 4104449 | Nonmetal | Aug 15, 2007 |
| Houston Plant #2 Cimbar Performance Minerals Inc | 4105540 | Nonmetal | Dec 2, 2020 |
| Houston Sales Yard Vulcan Construction Materials, LLC | 4103646 | Stone | Apr 1, 2025 |
| MineralTech Gulf Coast Abrasives, LLC | 4103973 | Sand and gravel | Mar 16, 2020 |
| Right Way Right Way Sand Company | 4105505 | Sand and gravel | Jun 2, 2020 |
| SPRING PLANT Alleyton Resource Company, LLC. | 4105125 | Sand and gravel | Oct 1, 2015 |
| SWILLEY PIT & PLANT MineralTech Gulf Coast Abrasives, LLC | 4101143 | Sand and gravel | Jul 4, 1976 |
| Vibrantz Minerals LLC | 4103681 | Metal | Jul 10, 1991 |
Alphabetical order — this site ranks no one. Mines that are not abandoned in the MSHA file of October 2, 2026. Sole proprietors are found by mine ID only. How to read this.