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Talc-a metamorphic mineral is used as a lubricant. Serpentine is used for carving. Corundum, another metamorphic mineral, is used for abrasives. Kyanite and its polymorphs-for ceramics. Graphite-pencils. Many economic deposits of gold, copper, tungsten and iron occur in metamorphic rocks.arble is a metamorphic rock that is used to make floor tiles, counter tops and it is carved int â¦ o statues and was used extensively in the building of the Roman Colosseum and other historic buildings.
Below are descriptions of the most common metamorphic rocks with their protoliths. Slate is a fine-grained gray, green, or bluish metamorphic rock easily split into smooth, flat plates along cleavage planes. Slate is used for roof shingles and black boards. Slate displays slaty rock cleavage (see below).