BERLIN, July 8. -- The attempt by American fertilizer interests to break the German potash monopoly has failed. The German trust, after having its life endangered for a week by the manoeuvres of ...

Osceola County mine would produce tons of table salt and potassium chloride — potash — a critical mineral used by farmers to fertilize their crops.

To respond to that need, Michigan Potash is working to start up a potash mine in Osceola County. Citing geological studies, the company says Michigan has “the world’s purest reserve of potash.” ...

Michigan Potash and Salt Company says it’s in the final financing stages for a new potash mine located near Evart, Mich. The company says this would be the first new potash mine in the U.S. in ...

About 230 jobs could be lost when a mine stops producing potash, a company has warned. Cleveland Potash Limited said it would instead be producing polyhalite at its Boulby mine in about six months.

Potash is mined from underground deposits, either through conventional underground ore mining or by injecting water into the underground ore body and extracting the resulting brine. According to a ...