Alunite

  
 
  
Origin: Wendy pit, El Tambo mine, Region IV, Chile
Eaton Collection
Sample size: 5.5 x 4 x 2 cm (top), 10 x 6 x 5 cm (bottom)
 
Origin: Bullahdelah, New South Wales, Australia
Erling Collection
Sample size: 3 x 3 x 1 cm
 
Origin: Tolfa, near Rome, Italy
Eaton Collection
Sample size: 3 x 3 x 2 cm
 
  
Origin: El Indio deposit, 4th region, Chile
Ex. Polak collection
Sample size: 6 x 4.5 x 1.5 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

Veins of massive white alunite in trachyte
Origin: Mina di Caolino (Torniella), Roccas Trada Mountains, Tuscany, Italy
Sample size: ca. 8 x 8 cm
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

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