Duftite
PbCu(AsO4)(OH)IMA symbol: Dftgrandfathered
Duftite is a phosphate, arsenate, or vanadate mineral with the formula PbCu(AsO4)(OH), crystallizing in the orthorhombic system. It has a calculated density of 6.587 g/cm3.
Crystallography
| Crystal system | orthorhombic crystal systemWikidata (CC0) |
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| Space group | P 21 21 21 |
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| Cell (Å, °) | a = 7.768, b = 9.211, c = 5.999; α = 90, β = 90, γ = 90 |
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| Cell volume | 429.235 ų, Z = 4 |
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| Axial ratios | 0.8433:1:0.6513calculated from COD 9009511 |
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| Source structure | COD 9009511 (Mineralogical Magazine, 1998) — 1 of 2 structures |
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Physical properties
| Density (calculated) | 6.587 g/cm³calculated from COD 9009511 |
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Chemistry (calculated)
| Molecular weight | 426.67 g/molcalculated from the IMA formula |
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| Composition (wt%) | Pb 48.56%, Cu 14.89%, As 17.56%, O 18.75%, H 0.24% |
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Classification
| Nickel-Strunz (10th) | 8.BH.35Wikidata (CC0) |
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| Nickel-Strunz (9th) | 8.BH.35Wikidata (CC0) |
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