Tone mine, Nishisonogi-gun, Nagasaki Prefecture, Kyushu Island, Japan

Abandoned manganese mine. Metamorphosed Mn ore, composed mainly of braunite and piemontite, in schist.

Mineral List:

	Ardennite-(As)

	Braunite

	Hennomartinite

	Muscovite var: Alurgite

	var: Fuchsite

	Piemontite

	Quartz

	Strontiomelane

8 entries listed. 6 valid minerals.

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