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Fortification Agate

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Big Photo

Rancho Borunda, Ojo Laguna, Estacion Ojo Laguna, Mun. de Ahumada, Chihuahua, Mexico
© Don Volkman 04/06

Show Fortification Agate Photos (8)



A variety of Agate

Agate with sharp-angled bands which resemble the outlines of fortifications of a castle.

Classification of Fortification Agate

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Other Names for Fortification Agate

Other Languages:
German:Festungsachat
Varieties:
Fairburn Agate

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for Fortification Agate

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    • Localities for Fortification Agate

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    Hide Locality List
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Argentina
     
    Australia
     
    Canada
     
    • Manitoba
      • Souris
    		Ormerod, M. J., M.D. (1964) Gemstones of Manitoba: Lapidary Journal, v.18, no. 6, p. 704.
    Leiper (ed.), 1966. The Agates of North America
    Iran
    http://iranian-agates.freeservers.com/
    Mexico
     
    • Chihuahua
      • Mun. de Ahumada
        • Estacion Ojo Laguna
          • Ojo Laguna
    Panama
     
    UK
     
      • Strathclyde (Ayrshire)
    USA
     
    • Arizona
      • Greenlee Co.
        • Shannon Mts
          • Copper Mountain District (Clifton-Morenci District)
        • Gila Bend area
    		Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 348; Richards, R.A. (1956a), Arizona agate hunting, Rocks&Min.: 31: 279-280.
        • Hassayampa
      • Pima Co.
        • Empire Mts
          • Empire District
    		Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 348.
    • California
      • Los Angeles Co.
        • Lang
    		mineralsocal.org
      • Riverside Co.
    • Colorado
      • Las Animas Co.
    		Minerals of Colorado (1997) E.B. Eckels
      • Weld Co.
    		[var: Fairburn Agate] Pearl, 1958. Colorado Gem Trails & Mineral Guide
    [var: Fairburn Agate] http://www.buenavistagemworks.com/agates/fairburn.htm
    www.dnr.state.mn.us/education/geology/digging/agate.html.
    • Missouri
    		Jay Ellis Ransom,1974, Gems and Minerals of America
    Jay Ellis Ransom,1974,Gems and Minerals of America
    • Montana
    • Nebraska
      • Buffalo Co.
    		The Minerals and Gemstones of Nebraska CSD U Neb EC 2
      • Dawes Co.
    		The Minerals and Gemstones of Nebraska CSD U Neb EC 2
    The Minerals and Gemstones of Nebraska CSD U Neb EC 2
      • Dawson Co.
    		The Minerals and Gemstones of Nebraska CSD U Neb EC 2
    The Minerals and Gemstones of Nebraska CSD U Neb EC 2
      • Dodge Co.
    		The Minerals and Gemstones of Nebraska CSD U Neb EC 2
      • Hall Co.
    		The Minerals and Gemstones of Nebraska CSD U Neb EC 2
    The Minerals and Gemstones of Nebraska CSD U Neb EC 2
      • Lincoln Co.
    		The Minerals and Gemstones of Nebraska CSD U Neb EC 2
      • Merrick Co.
    		The Minerals and Gemstones of Nebraska CSD U Neb EC 2
      • Morrill Co.
    		The Minerals and Gemstones of Nebraska CSD U Neb EC 2
      • Scotts Bluff Co.
    		The Minerals and Gemstones of Nebraska CSD U Neb EC 2
    The Minerals and Gemstones of Nebraska CSD U Neb EC 2
      • Sheridan Co.
    		[var: Fairburn Agate]
    [var: Fairburn Agate]
      • Sioux Co.
    		The Minerals and Gemstones of Nebraska CSD U Neb EC 2
    The Minerals and Gemstones of Nebraska CSD U Neb EC 2
    • Nevada
    		Kunz, 1892. Gems & Precious Stones of N. America, p.133.
    • New Mexico
      • Hidalgo Co.
    		Minerals of New Mexico 3rd ed.
      • Sierra Co.
    		The Mineralogist, v. 9, no. 5, p. 181.
    • South Dakota
      • Custer Co.
    		[var: Fairburn Agate] [Clark, 1993 - "Hey's Mineral Index"]
    [var: Fairburn Agate] Clark, Roger (2002) Fairburn Agate: Gem of South Dakota (Silverwind Agates, Publ., Appleton WI); pgs. 21,24,79 et al.
    [var: Fairburn Agate] Clark, Roger (2002) Fairburn Agate: Gem of South Dakota (Silverwind Agates, Publ., Appleton WI); pgs. 21,24,79 et al.
    [var: Fairburn Agate] Clark, Roger (2002) Fairburn Agate: Gem of South Dakota (Silverwind Agates, Publ., Appleton WI); pgs. 21,24,79 et al.
      • Fall River Co.
    		[var: Fairburn Agate]
    [var: Fairburn Agate] Lapidary Journal, v. 33, no. 6, p. 1410-1415
      • Pennington Co.
    		[var: Fairburn Agate]
    [var: Fairburn Agate]
    • Texas
      • Brewster Co.
        • Alpine
    		www.austingemandmineral.org
    Big Bend Country: Lapidary Journal, v. 16, no. 5, p. 527-530.
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2013. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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