Clay Canyon


Path to the site

USA / Utah / Utah Co. / Oquirrh Mts. / Fairfield / Clay Canyon

Jour­ney De­scrip­tion

W von Fairfield.

Ex­po­sure de­scrip­tion



Vor allem Variscit-Abbau (für Schmuckzwecke).

GPS Co­or­d­i­nates

Clay Canyon

Clay Canyon

WGS 84: 
Lat.: 40.2666291° N, 
Long: 112.1473389° W
WGS 84: 
Lat.: 40° 15' 59.865" N,
   Long: 112° 8' 50.42" W
Local weather information, Macrostrat geological map

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Shortened path specification

Clay Canyon, Fairfield, Oquirrh Mts., Utah Co., Utah, US
Useful for image descriptions and collection inscriptions

Important: Before entering this or any other place of discovery you should have a permission of the operator and/or owner. Likewise it is to be respected that necessary safety precautions are kept during the visit.

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Detailed Description

Millisit, Montgomeryit und Wardit haben entgegen den Angaben in mindat.org nicht (nur indirekt) den Clay Canyon als Typ-Lokalität. Bei Nickel & Nichols sind die Little Green Monster Mine und der Cedar Valley angegeben.

Minerals (Count: 27)

Mineral images (1 Images total)

tafeliger farbloser Kolbeckit
Views (Image: 1606299294): 44
tafeliger farbloser Kolbeckit (SNr: A041088)

USA/Utah/Utah Co./Oquirrh Mts./Fairfield/Clay Canyon, BB = 1,2 mm

Collection: Lithothek der Münchener Micromounter
Copyright: husi
Contribution: Münchener Micromounter 2020-11-25
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Rocks (Count: 1)

Reference- and Source indication, Literature


  • Davison (1896). Wardit. (Typ-Publ.)
  • Larsen & Shannon (1930). Englishit, Gordonit, Millisit. (Typ-Publ.)
  • Larsen (1938). Overit. (Typ-Publ.)
  • Larsen (1940). Montgomeryit. (Typ-Publ.)
  • The mineralogy and paragenesis of the variscite nodules from near Fairfield, Utah. Am. Min. (1942): 27: 281-300, 350-72 & 441-51.
  • Preite, D. (1991). La pagina dei micromounts. La kolbeckite. Riv. Min. Ital., Nr.2, S.103-04.