| Identification | Back Directory | [Name]
CHALCOPYRITE | [CAS]
1308-56-1 | [Synonyms]
CHALCOPYRITE
copper pyrite
copper iron sulfide
COPPER(II)FERROUSSULFIDE
Copper(II) iron(II) disulfide
Chalcopyrite,naturallyoccurringmineral,grains,approximately0.06-0.19in
Chalcopyrite, naturally occurring mineral, grains, approximately 1.5-4.8mm | [Molecular Formula]
CuFeS2 | [MDL Number]
MFCD00064817 | [MOL File]
1308-56-1.mol | [Molecular Weight]
183.52 |
| Chemical Properties | Back Directory | [Melting point ]
950°C | [density ]
4.1-4.3 | [solubility ]
Soluble in aqua regia and nitric acid; insoluble in hydrochloric acid | [form ]
yellow tetragonal crystals | [color ]
yellow tetragonal crystals, crystalline | [Water Solubility ]
soluble HNO3, aqua regia; insoluble HCl [MER06] | [Crystal Structure]
Tetragonal, Chalcopyrite Structure - Space Group I(-4)2d | [Merck ]
14,2038 | [Hardness, Mohs]
3.5 - 4.0 |
| Hazard Information | Back Directory | [Chemical Properties]
yellow brass colored crystal(s); tetr; hardness 3.5–4.0; chalcopyrite is an ore; can be synthesized by reacting KFeS with ammonia copper solution; used in semiconductor research [MER06] | [Definition]
ChEBI: A sulfide mineral with formula CuFeS2. Chalcopyrite is the most important copper ore | [Uses]
The ore as source of copper. The synthetic material in semiconductor research. | [Physical properties]
Habit: rare tetrahedral disphenoidal crystals, botryoidal, striated, druse, usually zoned.
Color: brass yellow or honey yellow.
Luster: metallic.
Diaphaneity: opaque.
Streak: greenish black.
Cleavage: {011}, {111}.
Fracture: uneven, brittle.
Twinning: {112}.
Chemical: attacked by HNO3, corroded by a mixture of KOH + KMnO4.
Occurrence: veins
and disseminated in metamorphic and igneous rocks (e.g., gabbros, norites).
Others: n-type semiconductor with ΔEg = 0.01 eV–0.03 eV. Electrical resistivity
150 to 9000 μΩ.cm., melting point 950°C. |
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| Company Name: |
Alfa Aesar
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400-6106006 |
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http://chemicals.thermofisher.cn |
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