Missouri · Shannon County
Past Producer
Horner Mountain Mine
Shannon County, Missouri, United States
Manganese
⌖ Show on map
USGS source ↗
Commodities
Tertiary
Manganese
Commodity type
M
Deposit
Workings
Surface
Materials
Other materials
Alunite, Barite, Braunite, Calcite, Feldspar, Fluorite, Hematite, Kaolinite, Psilomelane, Pyrolusite, Quartz, Sericite, Tremolite
Economic & production
Development status
Past Producer
First production
1954
Identification
Deposit ID
10281264
Region
NA
Data score
E
Coordinates
37.08947, -91.24873