2021-07-28 by Proactive Australia South Harz Potash Ltd (ASX:SHP) managing director Dr Chris Gilchrist says the company is making solid progress towards achieving an upgraded mineral resource estimate at the Ohmgebirge Potash Project in Germany, with drilling preparations and scoping study work progressing well. In its latest quarterly update for the period ending June 30, the company highlighted its achievements on the back of an improving long-term outlook for the potash market. Gilchrist said: "We are making solid progress towards achieving an upgraded mineral resource estimate at Ohmgebirge with preparations for the drilling of the confirmatory holes progressing well and scoping study work schedules agreed.