Author name: admin

Limestone that contains more than 10% but less than 80% of the mineral dolomite.

1. A mineral form of calciummagnesium carbonate; a constituent of some building limestones. 2. Limestone consisting principally of the mineral

A prehistoric tomb of standing stones, usually capped with a large horizontal slab

1. A block of hardwood placed on the upper end of a pile; acts as an extension piece and as

A gob of bonding material, such as cement, applied in a specific area.