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Beaverite-(Cu)

• 
  Clara Mine, Rankach valley, Oberwolfach, Wolfach, Black Forest, Baden-Württemberg, Germany
  © Elmar Lackner

• Formula:
  Pb(Fe³⁺,Cu)₃(SO₄)₂(OH)₆

• System: Trigonal

• Name:
  For Beaver County, Utah, USA.

• IMA Status:
  Approved 2007

• Type Locality:
  Horn Silver Mine, Frisco, San Francisco District (Frisco District), San Francisco Mts, Beaver Co., Utah, USA

• Dana 8th: 30.2.5.7
  
  30 : ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
  2 : (AB)₂(XO₄)Z_q

• Hardness (Mohs): 3½ - 4½

• Density: 4.36 g/cm³ (measured)
  4.31 g/cm³ (calculated)

• Lustre: Earthy

• Colour: Yellow