micaceous graphite

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Chamoli district — Chamoli चमोली ज़िला district … Wikipedia
metamorphic 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,… … Universalium
Mica — For other uses, see Mica (disambiguation). Rock with mica … Wikipedia
Covellite — General Category Sulfide mineral Chemical formula copper … Wikipedia
mineral — Synonyms and related words: alabaster, alabastrine, amphibole, antimony, apatite, aplite, arsenic, asbestine, asbestos, asphalt, azurite, bauxite, bitumen, boron, brimstone, bromine, brucite, calcite, carbon, celestite, chalcedony, chlorite,… … Moby Thesaurus

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