Betafite

Betafite single crystal, truncated underneath, red crystal is probably a zircon
Origin: Silver Crater Mine, Bancroft, Ontario, Canada
Sample size: 2.5 x 2 x cm
 
 
Betafite crystal aggregate
Origin: Silver Crater Mine, Bancroft, Ontario, Canada
Sample size: 3.5 x 3 x  2 cm
 
  
Origin: Silver Crater mine, Bancroft, Ontario, Canada
Erling Collection
Sample size: 2 x 2 x 1 cm

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

Origin: Silver Crater Mine, Bancroft, Ontario, Canada
ex. JOHN SINKANKAS COLLECTION
Sample size: 7 x 6 x 4.5 cm
 
  
 
Origin: Silver Crater Mine, Bancroft, Ontario, Canada
Sample size: 3.5 x 3 x 3 cm (top), 2.5 x 2 x 2 cm (bottom)
 
Origin: Ambotofotsikely, Madagascar
Sample size: 13 x 13 x 7 mm (largest)
 
  
 
  
Origin: Silver Crater Mine, Bancroft, Ontario, Canada
Sample size: 2.3 x 2 x 1.2 cm (top), 2.7 x 2.1 x 1.5 cm (bottom)
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
 
  
Ex. Ed Rosenzweig collection
Origin: Silver Crater mine, Bancroft, Ontario, Canada
Sample size: 1.8 x 1.5 x 1.3 cm (top), 2.2 x 2.0 x 1.9 cm (2nd/bottom row)
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

Origin: Silver Crater Mine, Bancroft District, Hastings Co., Ontario, Canada
Sample size: 1.5x1.5 cm (largest piece)
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

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