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Leonite is a hydrated double sulfate of magnesium and potassium. It has the formula K2SO4·MgSO4·4H2O. The mineral was named after Leo Strippelmann, who was director of the salt works at Westeregeln in Germany. The mineral is part of the blodite group of hydrated double sulfate minerals.
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sulfate potassium temperature magnesium salt picromerite mineral chloride water hydrated phase so4 form formula group crystal 10 formed deposits germany
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Leonite | 2V angle | Measured: 90° Calc: 76° | 1.00 | infobox |
| Leonite | Birefringence | δ = 0.008 | 1.00 | infobox |
| Leonite | Category | Sulfate mineral | 1.00 | infobox |
| Leonite | Cleavage | none | 1.00 | infobox |
| Leonite | Color | White to colorless, yellow | 1.00 | infobox |
| Leonite | Crystal class | Prismatic (2/m) (same H-M symbol) | 1.00 | infobox |
| Leonite | Crystal habit | Tabular crystals | 1.00 | infobox |
| Leonite | Crystal system | Monoclinic | 1.00 | infobox |
| Leonite | Dana classification | 29.03.03.01 | 1.00 | infobox |
| Leonite | Diaphaneity | Transparent to translucent | 1.00 | infobox |
| Leonite | Dispersion | none | 1.00 | infobox |
| Leonite | Formula | K2Mg(SO4)2·4H2O | 1.00 | infobox |
| Leonite | Formula mass | 366.69 g/mol | 1.00 | infobox |
| Leonite | Fracture | conchoidal | 1.00 | infobox |
| Leonite | Fusibility | easy | 1.00 | infobox |
| Leonite | IMA symbol | Leo | 1.00 | infobox |
| Leonite | Luster | Vitreous or waxy | 1.00 | infobox |
| Leonite | Mohs scale hardness | 2.5–3 | 1.00 | infobox |
| Leonite | Optical properties | Biaxial (+) | 1.00 | infobox |
| Leonite | Other characteristics | Leonit, 钾镁矾, Leonita, Леонит, Kalium-Astrakanit, Kalium-Blödit | 1.00 | infobox |
| Leonite | Refractive index | nα = 1.479 nβ = 1.482 nγ = 1.487 | 1.00 | infobox |
| Leonite | Space group | C2/m | 1.00 | infobox |
| Leonite | Specific gravity | 2.201 | 1.00 | infobox |
| Leonite | Streak | White | 1.00 | infobox |
| Leonite | Strunz classification | 7.CC.55 | 1.00 | infobox |
| Leonite | Twinning | {100} | 1.00 | infobox |
| Leonite | Unit cell | a = 11.78, b = 9.53 c = 9.88 [Å]; β = 95.4°; Z = 4 | 1.00 | infobox |
| Leonite | is a | hydrated double sulfate of magnesium and potassium | 0.90 | text |
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