Located in Pendleton County, West Virginia, The Greer Lime Company has been providing the highest quality lime products to ou ... r customers for over 50 years. We started by providing rock dust to the coal mine operators in the region. Our capabilities now include products such as pebble lime, hydrated lime, limestone aggregates, ag lime, rock dust and limestone sand. Our location in Riverton, West Virginia has high calcium limestone reserves averaging 98.0% calcium carbonate. read more