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Devilline is a sulfate mineral with the chemical formula CaCu4(SO4)2(OH)6·3H2O. The name originates from the French chemist's name, Henri Etienne Sainte-Claire Deville (1818–1881).
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mineral group monoclinic contains two belongs meaning relief found system sulfate formula cacu4 so4 oh angle prismatic crystal class space
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Devilline | 2V angle | 42° | 1.00 | infobox |
| Devilline | Birefringence | δ=0.075 | 1.00 | infobox |
| Devilline | Category | Sulfate minerals | 1.00 | infobox |
| Devilline | Cleavage | Perfect (001) distinct (110) and (101) | 1.00 | infobox |
| Devilline | Color | Green, blueish green; green in transmitted light | 1.00 | infobox |
| Devilline | Crystal class | Prismatic (2/m) (same H-M symbol) | 1.00 | infobox |
| Devilline | Crystal habit | Prismatic, lamellar, platy pseudohexagonal crystals | 1.00 | infobox |
| Devilline | Crystal system | Monoclinic | 1.00 | infobox |
| Devilline | Density | Measured: 3.13 g/cm3 Calculated: 3.084 g/cm3 | 1.00 | infobox |
| Devilline | Formula | CaCu4(SO4)2(OH)6·3(H2O) | 1.00 | infobox |
| Devilline | IMA symbol | Dev | 1.00 | infobox |
| Devilline | Luster | Vitreous, pearly | 1.00 | infobox |
| Devilline | Mohs scale hardness | 2.5 | 1.00 | infobox |
| Devilline | Optical properties | biaxial negative | 1.00 | infobox |
| Devilline | Pleochroism | Visible | 1.00 | infobox |
| Devilline | Refractive index | nα=1.585, nβ=1.649, nγ=1.660 | 1.00 | infobox |
| Devilline | Solubility | Insoluble in water and concentrated H2SO4. Completely soluble in HNO3. | 1.00 | infobox |
| Devilline | Space group | P21/c | 1.00 | infobox |
| Devilline | Streak | Light green | 1.00 | infobox |
| Devilline | Strunz classification | 7.DD.30 | 1.00 | infobox |
| Devilline | Tenacity | Brittle | 1.00 | infobox |
| Devilline | Twinning | On {010} | 1.00 | infobox |
| Devilline | Unit cell | a = 20.870, b = 6.135 c = 22.91 [Å], β = 102.73° V = 2,861.23 Å3 | 1.00 | infobox |
| Devilline | is a | sulfate mineral with the chemical formula CaCu4 | 0.90 | text |
| Devilline | is a | anisotropic mineral | 0.90 | text |
| Devilline | is a | rare and unusual secondary mineral found in the oxidized portions of copper sulfide ore deposits | 0.90 | text |
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