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Granite - (Igneous Stone)

Granite - (Igneous Stone)

Quartz: A brilliant, hexagonally crystalline mineral, silicon dioxide-transparent.
Feldspar: Crystalline minerals made up of aluminum silicates.
Potassium: Soft, silver-white, wax like metallic chemical element that oxidizes rapidly when exposed to air.
Hardness scale: 7 (10 being the hardest)
Onyx - (Metamorphic Stone)

Onyx - (Metamorphic Stone)

A translucent, crystalline calcite stone found in cave deposits.
Hardness scale: 3 (10 being the hardest)
Marble - (Metamorphic Stone)

Marble - (Metamorphic Stone)

Calcite: A mineral found in the form of limestone, chalk and marble.
Dolomite: A common rock forming mineral. Harder than calcite.
Magnesite: A mineral, which is generally white.
Magnesium carbonate similar to calcite.
Hardness scale: 3 (10 being the hardest)
Travertine - (Sedimentary Stone)

Travertine - (Sedimentary Stone)

A cream or reddish color formed by the accumulation of calcite from limy springs, lakes or streams.
Hardness scale: 3 (10 being the hardest)
Limestone - (Sedimentary Rock or Stone)

Limestone - (Sedimentary Rock or Stone)

A rock which consists of calcite, it is composed of the organic remains of sea animals, corals etc.
Hardness scale: 3 (10 being the hardest)
Slate - (Metamorphic Stone)

Slate - (Metamorphic Stone)

A fine -grained rock formed from clay, sedimentary rock shale and sometimes quartz.
Hardness scale: 3 (10 being the hardest)
Soapstone - (Sedimentary Stone)

Soapstone - (Sedimentary Stone)

A dense material that wears well. A rock formed by a variety of talc.
Hardness scale: 1 (10 being the hardest)