Calcite is a relatively soft mineral moh s scale of hardness 3 but this does not deter its use for building is a very positive factor in regard.
What characteristics make marble a useful metamorphic rock.
It s soft enough to allow for easy.
Marble is a metamorphic rock formed when limestone is subjected to high pressure or heat.
Marble has several characteristics that make it a useful metamorphic rock.
In its pure form marble is a white stone with a crystalline and sugary appearance consisting of calcium carbonate caco 3 usually marble contains other minerals including quartz graphite pyrite and iron oxides these minerals can give marble a pink brown gray green or variegated coloration.