 Calcium |
| Slovakia's production of gypsum (CaSO4.2H2O) in 2006 was 126200 tonnes. World production of gypsum in 2006 was 142.5 millions tonnes.
|
| Iron |
| Production of pig iron in Slovakia in 2006 was 4.145 million tonnes. Total world production of pig iron in 2006 was 925.8
million tonnes.
|
| Gallium |
| Data on world production of primary gallium are unavailable because data on the output of the few producers are considered
to be proprietary.
|
| In 2007, world primary production was estimated to be about 80 metric tons. China, Germany, Japan, and Ukraine were the leading producers. |
| Countries with smaller output were Hungary, Kazakhstan, Russia, and Slovakia. Refined gallium production was estimated to be about 103 metric tons; this figure includes some scrap refining. |
| Gallium was recycled from new scrap in Germany, Japan, the United Kingdom, and the United States. |
| Barium |
| In 2006, Slovakia produced 25800 tonnes of barytes (BaSO4), the main source of barium. World production of barytes in 2006 was 8.8 million tonnes.
|
| Gold |
| In 2006, Slovakia's mine production of gold was 84 kg. Total amount of gold mined in 2006 was 2310 tonnes. |
