Akrochordite
3+1⁄2Luster Sub-Vitreous, resinous, dull Diaphaneity Translucent References [2][3][4]
Akrochordite is a rare hydrated arsenate mineral with the chemical formula (Mn,Mg)4(AsO4)2(OH)4·4H2O and represents a small group of rare manganese (Mn) arsenates and, similarly to most other Mn-bearing arsenates, possess pinkish colour. It is typically associated with metamorphic Mn deposits.[3][5]
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