Magnetite

Magnetite octahedrons on albite

Origin: Hinter-Kohlergraben, Binntal, Switzerland

Picture height: 18 mm

Sample owner: J.W. Lusternhouwer

 

 

Photo courtesy of: 

Magnetite (on left) and ilmenite

Penetration twin

 

 

Magnetite (on right) and ilmenite

Origin: New Idria dist., San Benito Co., California, U.S.A.

Owner: Lou Perloff

Microscopic image

 

Origin: Taro, Marche, Italy

Owner: Lou Perloff

Microscopic image

 

Origin: Mendig, Laachersee, Rheinland-Palitanate, Germany

Owner: Lou Perloff

Microscopic image

 

Photo courtesy of: 

Photo-Atlas of Minerals

Large, well-formed magnetite crystals to 2.5cm associated with 6 cm frosted quartz crystals and unusual yellow calcite crystals to 2cm.

Origin: Dashkesan, Azerbaijan

Sample size: 11 x 7 x 4 cm

 

  

Origin: Lermon, Sweden

Sample size: 6.5 x 5 x 1.5 cm

 

  

Origin: Balmat #4 mine, St. Lawrence Co., New York, United States

Ex. Polak collection

Sample size: 4.5 x 4 x 4 cm

 

Photo courtesy of: 

Dakota Matrix Minerals

 

  

Quite uncommon on the market, an old specimen of NEW YORK magnetite, with eye-visible crystals – that is a magnet you see sticking to the specimen.

Origin: Brewster, New York, U.S.A.

Sample size: 7.5 x 7 x 3.5 cm

 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

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