Thorianite - angew. Mineralogie

Thorianite
IV - Oxides

`Name`		`Thorianite`
`Chemistry`		`ThO₂`
`Hardness`		`6`
`Lustre`		`metallic`
`Colour`		`black, dark grey, brownish black, green, green black`
`Streak`		`black`
`Density [g/cm³]`		`9.7 - 9.8`
`Crystal habit`		`isometric`
`Cleavage, Fracture`		`[100], [010], [001] imperfect`
`other characteristics and occurrences`		`im pegmatites and alluvial deposits, important thorium and uranium ore`

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