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Kostovite (IMA symbol: Ktv) is a rare orthorhombic-pyramidal gray white telluride mineral containing copper and gold with chemical formula AuCuTe 4. It was discovered by Bulgarian mineralogist Georgi Ivanov Terziev, who named it in honor of his professor Ivan Kostov (Иван Костов) (1913–2004).
Kostovite is a rare and visually captivating mineral containing copper, gold, and tellurium. Its association with gold-rich regions makes it a valuable indicator in mining exploration. Studying Kostovite presents challenges due to its rarity and unique properties.
Kostovite mineral data, information about Kostovite, its properties and worldwide locations.
Kostovite. Comments: B&W, oil immersion, XPL image of a twinned grain of kostovite surrounded by native tellurium (Te), chalcopyrite (Cp), Tennantite (Tn) and barite (Ba). (AmMin, v51:29). Location: Chelopech copper deposit, Bulgaria. Scale: Magnification 1,000 X. © American Mineralogist. Images: Kostovite.
Kostovite (IMA symbol: Ktv) is a rare orthorhombic-pyramidal gray white telluride mineral containing copper and gold with chemical formula AuCuTe4.
KOSTOVITE is an adversary with significant tactics, techniques, and procedures (TTP) and technical overlaps with the threat group known as UNC2630.
Kostovite (Cu,Ag)AuTe4 c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Orthorhombic. Point Group: n.d. As equant to slightly elongated grains, to 50 µm. Twinning: Polysynthetic, fine lamellar, 0.1 to 20 µm thick. Physical Properties: Cleavage: Distinct in one direction. Tenacity: Brittle. Hardness = 2–2.5 VHN = 180–186 (25 g ...