Potassium is found extensively as potash (KOH). It is mined in Germany, USA, and elsewhere. Minerals such as sylvite (KCl), carnallite, and langbeinite, are found in ancient lake and sea beds. That as Saskatchewan in Canada contains about 10,000,000,000 tonnes of potassium chloride.
The Geography of Indiana refers to the physical features of the land and relative location of U.S. State of Indiana. Indiana is in the north-central U.S. and borders on Lake Michigan.Surrounding states are Michigan to the north, Illinois to the west, Kentucky to the south, and Ohio to the east.entral Indiana refers to the 33 counties in the middle third of the state. However, many Hoosiers consider Central Indiana as the Indianapolis metropolitan area. The region's dominant city by far is Indianapolis.
Indiana is bordered by Lake Michigan and Michigan in the north and by Kentucky in the south. On the east is Ohio and on the west is Illinois. Total Area. Indiana covers 36,420 square miles, making it the 38th largest of the 50 states.he highest point in Indiana, Hoosier Hill, is located in Franklin Township in the east. Southern Plains and Lowlands: South of the Till Plains lie the Southern Plains and Lowlands.