High Calcium Limestone

High calcium limestone is manufactured for various applications at several of our sites to rigorous standards. We can produce chemical-grade limestone products that satisfy several industrial and agricultural specifications.

Applications of high calcium limestone include use as a lime kiln feedstock for paper and iron & steel manufacture and as a raw-material for precipitated calcium carbonate customers and other industries. Both chemical and physical properties are tightly controlled and product sizes vary depending on the Graymont site and region.

High calcium limestone fines

Our plants have the capability to screen materials and produce a range of high calcium limestone fine products meeting various industry and internal specifications.

Kemaman Chemical Stone


Both coarse and fine high calcium limestone products are available from the majority of the sites where we operate. Please contact our sales team to enquire about our high calcium limestone products in your region. 

Did you know?

Lime is among the oldest and most vital materials used by humans. Most ancient languages have a word for calcium oxide. In Latin it is calx, from which the name of the element calcium is taken.