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Chrysotile From Usa
Crystal system: Orthorhombic
Andalgalá
They form when primary sulfide minerals like galena under go heavy oxidation and weathering in the presence of arsenic bearing solutions
Brochantite from guelmine Morocco
Gypsum Chrysotile From UsaGypsum Size 8. 6cm x 4. 9cm x 2. 5cm Weight 107g You will receive the item in the photo Gypsum is a soft Sulfate mineral. Crystal system: Monoclinic,typically forming distinct tabular prismatic or bladed crystals. Occurs as transparent selenite crystals, silky fibrous satin spar, fine grained massive alabaster,and cluster forming desert rose. Mineral class: Sulfate (hydrated calcium Sulfate) Hardness: 2 on the MOHs scale. Rock formation: Evaporite
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