|
| Unimin Corp. |
|
| Produce and market silica sands, ground and microcrystalline silica, feldspar, and nepheline syenite for the glass, whitewares, enamel, and ceramic powder industries. Operations throughout North America with technical service and worldwide distribution. |
|
| Unimin Corp. |
| New Canaan, Connecticut |
| USA |
|
|
|