An isometric gemstone mineral, MgAl2O4
An isometric gemstone mineral, MgAl2O4
The most common ore of zinc, zinc sulphide ZnS
An isometric platiniferous mineral, PtAs2
A merchantable, nearly pure refined zinc product
The inherent characteristic of a minerals based on having sufficient hardness to strike and mark a mineral of lesser hardness
A general sample, or choice representation of a mineral substance, plant or animal
Bedded rock layering specific to an area
The weight of a measured volume of substance measured against another substance, such as water in the case of liquid and solid matter
Formed through various layers
A dissolving agent