distinct, separate, discrete mean not being each and every one the same. distinct indicates that something is distinguished by the mind or eye as being apart or different from others. â¨two distinct versionsâ© separate often stresses lack of connection or a difference in identity between two things.
Limestone is a sedimentary rock composed largely of the minerals calcite and aragonite, which are different crystal forms of calcium carbonate (CaCO 3). It is the raw material for the manufacture of quicklime (calcium oxide), slaked lime (calcium hydroxide), cement and mortar. 2  Pulverized limestone is used as a soil conditioner to neutralize acidic soils. 3  It is crushed for use as aggregate âthe solid base for many roads as well as in asphalt concrete.
1 One of the largest areas of limestone [limestone: A sedimentary rock consisting mainly of calcium carbonate. 2  It is commonly used as a building stone. ] 3  in the UK is found in the Yorkshire Dales National Park, near Malham and Ingleton. 4  Limestone is a sedimentary rock made of calcium carbonate.