| Mine Name and YSU Mine Number | OHIO CEMENT, CEMEMT | COLU000034 |
| Townships | GREEN | PERRY | ... | Quadrangle 001 | SALEM |
| Lots | SEC. 33 | SECS. 5,32 | Quadrangle 002 |
| County, State | Columbiana | Ohio | SDP | 17 454,800 2,462,500 |
| DOM Map Number | CA-30 | Seam Elevation | 1065'(TOPO) |
| OGS Mine Number | Seam Thickness | 3-3 1/2' |
| USBM Document Number | 321423 | Cover Thickness | 120' ASO |
| Mine Type and Commodity Mined | SHAFT | COAL | Drain Level | ABOVE |
| Seam Code 001 | LOWER MERCER, LOWER MERCER (NO. 3), NO. 3 | Hazard Potential | HIGH |
| Seam Code 002 | CLAY VEIN, LOWER KITTANNING, LOWER | Mapped | Yes |
| Date Opened | 1911 | Date Closed | 1911 | Located | Yes |
| Operator 001 | LEMMON COAL CO. | Operator 001 Date Opened | 1903 |
| Operator 001 Date Closed | 1907 |
| Operator 002 | BUCK COAL CO. | Operator 002 Date Opened | 1903 |
| Operator 002 Date Closed | 1911 |
| Operator 003 | ... | Operator 003 Date Opened |
| Operator 003 Date Closed |
| Operator 004 | ... | Operator 004 Date Opened |
| Operator 004 Date Closed |
| Operator 005 | ... | Operator 005 Date Opened |
| Operator 005 Date Closed |
| Operator 006 | ... | Operator 006 Date Opened |
| Operator 006 Date Closed |
| Operator 007 | ... | Operator 007 Date Opened |
| Operator 007 Date Closed |
| Operator 008 | ... | Operator 008 Date Opened |
| Operator 008 Date Closed |
| Remarks | Mine map [1] shows: 2 shaft openings; rooms 30' wide; ribs 7' wide; extensions of Ca-58 (McNab). |
| Farquhar used openings to both McNab & Lemmon mines. Coal identified by referring to maps |
| Ca-23 and Ca-37. A portion of this mine may be below drainage; see Ca-58. |
| Last Update: | Friday, May 21, 1999 |