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Arcanite is a potassium sulfate mineral with formula K2SO4.
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sulfate mineral formula k2so4 references hydrothermal latium italy peru namibia potassium first described 1845 occurrence old pine railroad ties santa
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Arcanite | 2V angle | Measured: 67° | 1.00 | infobox |
| Arcanite | Birefringence | δ = 0.004 | 1.00 | infobox |
| Arcanite | Category | Sulfate mineral | 1.00 | infobox |
| Arcanite | Cleavage | Good on {010} and {001} | 1.00 | infobox |
| Arcanite | Color | White to colorless, yellow | 1.00 | infobox |
| Arcanite | Crystal class | Dipyramidal (mmm) H-M symbol: (2/m 2/m 2/m) | 1.00 | infobox |
| Arcanite | Crystal habit | Tabular crystals, typically in crusts and coatings | 1.00 | infobox |
| Arcanite | Crystal system | Orthorhombic | 1.00 | infobox |
| Arcanite | Diaphaneity | Transparent to translucent | 1.00 | infobox |
| Arcanite | Formula | K2SO4 | 1.00 | infobox |
| Arcanite | IMA symbol | Acn | 1.00 | infobox |
| Arcanite | Luster | Vitreous | 1.00 | infobox |
| Arcanite | Mohs scale hardness | 2 | 1.00 | infobox |
| Arcanite | Optical properties | Biaxial (+) | 1.00 | infobox |
| Arcanite | Refractive index | nα = 1.494 nβ = 1.495 nγ = 1.497 | 1.00 | infobox |
| Arcanite | Space group | Pmcn | 1.00 | infobox |
| Arcanite | Specific gravity | 2.66 | 1.00 | infobox |
| Arcanite | Streak | White | 1.00 | infobox |
| Arcanite | Strunz classification | 7.AD.05 | 1.00 | infobox |
| Arcanite | Twinning | Cyclic on {110} | 1.00 | infobox |
| Arcanite | Unit cell | a = 5.77, b = 10.07 c = 7.48 [Å]; Z = 4 | 1.00 | infobox |
| Arcanite | is a | potassium sulfate mineral with formula K2SO4.Arcanite was first described in 1845 for an occurrence in old pine railroad ties in the Santa Ana tin mine | 0.90 | text |
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