I AM HAVING A LIMESTONE MINES , MY LIMESTONE IS OF A STEEL AND CHEMICAL GRADE. INTRESTED PARTIES MAY CONTACT, I WILL FORWARD YOU THE ANALISIS REPORT AND SAMPLE AT THAT TIME. WE ARE ALSO HAVNG A PLASTER OF PARIS PLANT. THE QUALITY AND QUANTITY IS PREPARED AS PER YOUR REQUIREMENT.WE HAVE COMMERCIAL, FINE AND SUPERFINE *****. WITH DIFFRENT TIME SETTING.