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Legrandite is a rare zinc arsenate mineral, Zn2(AsO4)(OH)·(H2O).
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zinc mineral mine mexico arsenate zn2 aso4 oh h2o minerals references oxidized granite pegmatite adamite paradamite köttigite scorodite smithsonite leiteite
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Legrandite | 2V angle | Measured: 50° | 1.00 | infobox |
| Legrandite | Birefringence | δ = 0.060 | 1.00 | infobox |
| Legrandite | Category | Arsenate minerals | 1.00 | infobox |
| Legrandite | Cleavage | Imperfect, poor one {100} | 1.00 | infobox |
| Legrandite | Color | Bright yellow, wax-yellow, colorless | 1.00 | infobox |
| Legrandite | Crystal class | Prismatic (2/m) (same H-M symbol) | 1.00 | infobox |
| Legrandite | Crystal habit | Crystalline, prismatic, typically in sprays or sheaflike aggregates | 1.00 | infobox |
| Legrandite | Crystal system | Monoclinic | 1.00 | infobox |
| Legrandite | Diaphaneity | Transparent to translucent | 1.00 | infobox |
| Legrandite | Formula | Zn2(AsO4)(OH)·(H2O) | 1.00 | infobox |
| Legrandite | Fracture | Conchoidal | 1.00 | infobox |
| Legrandite | IMA symbol | Leg | 1.00 | infobox |
| Legrandite | Luster | Vitreous | 1.00 | infobox |
| Legrandite | Mohs scale hardness | 4.5–5 | 1.00 | infobox |
| Legrandite | Optical properties | Biaxial (+) | 1.00 | infobox |
| Legrandite | Pleochroism | X = Y = Colorless to yellow Z = Yellow | 1.00 | infobox |
| Legrandite | Refractive index | nα = 1.675 – 1.702 nβ = 1.690 – 1.709 nγ = 1.735 – 1.740 | 1.00 | infobox |
| Legrandite | Space group | P21/c | 1.00 | infobox |
| Legrandite | Specific gravity | 3.98–4.01 | 1.00 | infobox |
| Legrandite | Streak | White | 1.00 | infobox |
| Legrandite | Strunz classification | 8.DC.10 | 1.00 | infobox |
| Legrandite | Tenacity | Brittle | 1.00 | infobox |
| Legrandite | Unit cell | a = 12.805(2), b = 7.933(1) c = 10.215(2) [Å]; β = 104.23°; Z = 8 | 1.00 | infobox |
| Legrandite | is a | rare zinc arsenate mineral | 0.90 | text |
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