South Australia…
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Bolivia…
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Zigler Mine, Sparta, Illinois…
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Mary Kathleen, Queensland, Australia…
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Frans Mine, Brandberg, Erongo Region, Namibia…
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himen Mine, Shimen County, Hunan Province, China…
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Gyongyosoroszi, Matra Mountains, Heves County, Hungary…
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Veracruz, Veracruz, Mexico…
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Touissit Mine, Oujda, Meknes-Tafilalet Region, Morocco…
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Alpe Sponda, Ticino, Switzerland…