Wikipedia, Entziklopedia askea
 Colemanita |
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| Kategoria | borato |
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| Formula | ![{\displaystyle {\mathrm {Ca} [\mathrm {B} {\vphantom {A}}_{\smash[{t}]{3}}\mathrm {O} {\vphantom {A}}_{\smash[{t}]{4}}(\mathrm {OH} ){\vphantom {A}}_{\smash[{t}]{3}}]\,{\cdot }\,\mathrm {H} {\vphantom {A}}_{\smash[{t}]{2}}\mathrm {O} }}](/%20https://reactormag.com/five-https-wikimedia.org/api/rest_v1/media/math/render/svg/ca1851d0129b6c7dd7e44af5e71d1979d09d9034) |
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| Dana sailkapena | 26.3.5.1 |
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| Nickel-Strunz sailkapena | 6.CB.10 |
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| Sistema kristalino | monoklinikoa |
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| Talde espazial | 2/m - prismatiko |
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| Zelda unitatea | a = 8,712(2) Å; b = 11,247(3) Å; c = 6,091(1) Å; β = 110,12° |
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| Eponimoa | William Tell Coleman (en)  |
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| Aurkikuntza-lekua | Furnace Creek district (en) |
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| Kolorea | koloregabe, zuria, yellowish*, grey; colourless in transitted light* |
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| Esfoliazioa | perfect - on {010} perfect; on {001} distinct.* |
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| Distira | adamantino, beira |
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| Errefrakzio indizea | nα = 1,586 nβ = 1,592 nγ = 1,614 |
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| Ezaugarri optikoak | biaxial (+)* |
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| 2V angelua | neurri: 55° to 56°, kalkulu: 56° |
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| Marra | zuria |
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| Erreferentziaka | [1] |
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Colemanita borato motako minerala da.[1]
Datuak: Q2293541
Multimedia: Colemanite / Q2293541