granular limestone
51Diaspore — Not to be confused with Diaspore (botany) or Diaspora. Diaspore Diaspore from Slovakia General Category Oxide min …
52Rhodonite — is a manganese inosilicate, (Mn,Fe,Mg,Ca)SiO3 and member of the pyroxene group of minerals, crystallizing in the triclinic system. It commonly occurs as cleavable to compact masses with a rose red color, often tending to brown because of surface… …
53Oamaru stone — /ˈɒməru stoʊn/ (say omuhrooh stohn) noun a white, granular limestone used in building, which is quarried in the Oamaru district of the east coast of the South Island of NZ …
54dol|o|mite — «DOL uh myt», noun. 1. a rock consisting mainly of calcium and magnesium carbonate. Much white marble is dolomite. »Dolomite is a granular…limestone (David Page). 2. the mineral, calcium and magnesium carbonate composing this rock. Formula: CaCO3 …
55Construction aggregate — Limestone quarry …
56dolomite — dolomitic /dol euh mit ik/, adj. /doh leuh muyt , dol euh /, n. 1. a very common mineral, calcium magnesium carbonate, CaMg(CO3)2, occurring in crystals and in masses. 2. a rock consisting essentially or largely of this mineral. [1785 95; < F,… …
57environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
58calcite — calcitic /kal sit ik/, adj. /kal suyt/, n. one of the commonest minerals, calcium carbonate, CaCO3, found in a great variety of crystalline forms: a major constituent of limestone, marble, and chalk; calc spar. [1840 50; CALC + ITE1] * * * Most… …
59Africa — /af ri keuh/, n. 1. a continent S of Europe and between the Atlantic and Indian oceans. 551,000,000; ab. 11,700,000 sq. mi. (30,303,000 sq. km). adj. 2. African. * * * I Second largest continent on Earth. It is bounded by the Mediterranean Sea,… …
60metamorphic rock — Any of a class of rocks that result from the alteration of preexisting rocks in response to changing geological conditions, including variations in temperature, pressure, and mechanical stress. The preexisting rocks may be igneous, sedimentary,… …
