White, silky, elongated crystals of Apjohnite 2-3 mm wide on Rhodochrosite matrix.
Formula : Mn2+Al2[SO4]4 * 22 H2O
System: monoclinic Hardness:1˝ Rarity:rare
Strunz id:VI/C.12-30 -
SULFATES, CHROMATES, MOLYBDATES and TUNGSTATES
Name origin: For James Apjohn (1796-1886), Professor of Chemistry and Mineralogy, Trinity College, Dublin, Ireland.
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Specimen weight:83 gr.
Crystal size:Up to 2-3 mm wide
Overall size: 48mm x 40 mm x 35 mm
Our Price:€ 38,00
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