Source volume: 51, issue: 6, PDF page: 95. Label: Figure 31. Proustite twin, 4 mm, from the Imiter mine, Morocco. The Imiter silver deposit was mined as early as the 8th century A.D., but in the mid-20th century new silver orebodies were discovered there, and by 2007 Imiter ranked as the world’s seventh largest silver mine. The district is the type locality for imiterite.
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