Moorhouseite
A variety of Minerals
What is Moorhouseite?
Moorhouseite is a rare mineral with the formula CoSO4•6H2O, a naturally occurring cobalt(II) sulfate hexahydrate. It is the lower-hydrate-equivalent of bieberite (heptahydrate) and aplowite (hexahydrate). It is also hydrated equivalent of cobaltkieserite. It occurs together with moorhouseite within efflorescences found in the Magnet Cove Barium Corporation mine in Walton, Nova Scotia, Canada.
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Moorhouseite Localities Map
See where Moorhouseite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Key Characteristics
Composition of Moorhouseite
Analysis of synthetic analogue of moorhouseite revealed, that its structure may be described as containing: Co(H2O)6 octahedra, forming alternate layers SO4 tetrahedra hydrogen bonds (two per a single water molecule)
Quick Facts
Physical Properties
- Color
- Pink
- Hardness (Mohs)
- 2.5
- Density
- 2.006 g/cm³
- Streak
- White
Chemical Properties
- Chemical Formula
- (Co,Ni,Mn)SO4 · 6H2O
- Elements
- Co, H, Mn, Ni, O, S

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