Halloysite

  

Origin: Utah, U.S.A.

Sample size: 7 x 5 x 3 cm

 

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Zircon bearing brown coloured halloysite

Origin: Lepche Nelm, Lovozero, Kola Peninsula, Russia

Sample size: 2 x 2 cm

 

Pale yellow crystals forming small spheres in cavities in volcanic material

Origin: In den Dellen, Mendig, Laacher See, Eifel, Germany

Sample size: 1 x 1.5 cm matrix

 

Halloysite-7Å

Origin: Biela Hora, Michalovce, Slovak Republic

Sample size: thumbnail

 

Blue coloured (by Cu) compact masses, with conichalcite

Origin: Glory Hole area of the Gold Hill Mine, Tooele Co., Utah, USA

Sample size: 4 x 4 cm

 

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Origin: Agia Varvara Mines (St Barbara Mines), Sounion area, Lavrion District, Attikí (Attica; Attika) Prefecture, Greece

Sample size: Area view. 5 x 5 cm

Owner: Steve Rust

 

Origin: Sounion Mine #06 ("Exi" Mine), Agia Varvara Mines (St Barbara Mines) , Sounion Area, Lavrion District, Attikí (Attica; Attika) Prefecture, Greece

Sample size: area 1 cm of white and copper tinted blue halloysite. (xrd confirmed)

Owner: Steve Rust

 

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