Macphersonite, Pb4(SO4)(CO3)2 (OH)2, is a carbonate mineral that is trimorphous with leadhillite and susannite. Macphersonite is generally white, colorless, or a pale amber in color and has a white streak. It crystallizes in the orthorhombic system with a space group of Pcab. It is fairly soft mineral that has a high specific gravity. Macphersonite is named after Harry Gordon Macpherson, a keeper of minerals at the Royal Scottish Museum. It was discovered and accepted in 1984.
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rdf:type
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rdfs:label
| - Macphersonita (ca)
- Macphersonita (eu)
- Macphersonite (it)
- Macphersonite (en)
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rdfs:comment
| - La macphersonita és un mineral de la classe dels carbonats. Anomenada per A. Livingstone i H. Sarp l'any 1984 en honor de Gordon MacPherson, del Reial Museu Escocès. És polimorf de la leadhil·lita i la susannita. (ca)
- Macphersonita karbonato motako minerala da. (eu)
- Macphersonite, Pb4(SO4)(CO3)2 (OH)2, is a carbonate mineral that is trimorphous with leadhillite and susannite. Macphersonite is generally white, colorless, or a pale amber in color and has a white streak. It crystallizes in the orthorhombic system with a space group of Pcab. It is fairly soft mineral that has a high specific gravity. Macphersonite is named after Harry Gordon Macpherson, a keeper of minerals at the Royal Scottish Museum. It was discovered and accepted in 1984. (en)
- La macphersonite è un minerale. (it)
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name
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streak
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strunz
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twinning
| - Polysynthetic, lamellar, contact (en)
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unit cell
| - a = 10.37 Å, b = 23.10 Å, (en)
- c = 9.25 Å, (en)
- β = 106.43°; Z = 8 (en)
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category
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class
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color
| - White, pale amber, colorless (en)
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gravity
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Other
| - Polymorph of leadhillite and susannite (en)
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symmetry
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system
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2V
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has abstract
| - La macphersonita és un mineral de la classe dels carbonats. Anomenada per A. Livingstone i H. Sarp l'any 1984 en honor de Gordon MacPherson, del Reial Museu Escocès. És polimorf de la leadhil·lita i la susannita. (ca)
- Macphersonita karbonato motako minerala da. (eu)
- Macphersonite, Pb4(SO4)(CO3)2 (OH)2, is a carbonate mineral that is trimorphous with leadhillite and susannite. Macphersonite is generally white, colorless, or a pale amber in color and has a white streak. It crystallizes in the orthorhombic system with a space group of Pcab. It is fairly soft mineral that has a high specific gravity. Macphersonite is named after Harry Gordon Macpherson, a keeper of minerals at the Royal Scottish Museum. It was discovered and accepted in 1984. (en)
- La macphersonite è un minerale. (it)
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birefringence
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cleavage
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dana
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dispersion
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fluorescence
| - A very strong and vivid yellow (en)
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formula
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fracture
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habit
| - Pseudo hexagonal, tabular (en)
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luster
| - Adamantine, otherwise resinous (en)
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mohs
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molweight
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refractive
| - nα = 1.870 nβ = 2.000 nγ = 2.010 (en)
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