| Location: | Martin County, Indiana, United States, North America |
| Lat / long: | 38.68338, -86.71527 |
| dep_id: | 10080847 |
| mrds_id: | W032229 |
| Commodity type: | nonmetallic |
| Major mineral: | Gypsum-Anhydrite |
| Operation type: | Unknown |
| Deposit type: | Sedimentary |
| Production size: | Large ammount of material produced |
| Development status: | Producer |
| ore: | Anhydrite, Gypsum |
| gangue: | Calcite, Chlorite, Dolomite, Illite, Quartz |
| orebody_fm: | LINEAR |
| work_type: | Underground |
| alteration: | Dissolution And Leaching By Ground Water May Remove Some Gypsum |
| conc_proc: | Evaporation Of Marine Water |
| ore_ctrl: | Barrier Restricted Circulation Of Marine Water Allowing For Evapora Te Deposition In Small Embayments. |
| Reporter: | Sutphin, David M. |
| hrock_unit: | St. Louis Limestone (Lower Member) |
| hrock_type: | Evaporite |
| Structure: | Cincinnati Arch Trends Nw-Se Through North Central Indiana. |
| tectonic: | Illinois Basin-Shallow Marine Environment Southwest Of Cincinnati Arch. |
| Year first produced: | 1955 |
| disc_yr: | 1951 |
| discr: | National Gypsum Co. |