红云矿
Arizona, USA
美国亚利桑那州拉帕斯县的红云矿以世界最佳的钼铅矿闻名——明亮的橙红色板状晶体。
What it is known for
Red Cloud wulfenite occurs as lustrous, deep red-orange tabular crystals on matrix, widely regarded as the species' benchmark.
What collectors look for
Saturated red-orange wulfenite crystals, undamaged and well-positioned on matrix, are the prize; classic Red Cloud pieces are highly valued.