alabandite
/aləˈbandʌɪt/Mineralogy
noun
A grey mineral of metallic appearance, consisting of manganese (ii) sulphide and typically occurring as cubic or octahedral crystals.
- Chemical formula: MnS. Crystal system: cubic..
Origin
Mid 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From the name of Alabanda + -ite, after alabandine.