Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (2 online) Mindat Auctions

Owyhee Dam, Lake Owyhee State Park, Malheur Co., Oregon, USA

StandardDetailedBy ChemistryMineral Photos (17)MapsNearest LocalitiesSearch Google

Basalts and tuffs.

Ref:
Tschernich, R. (1992): Zeolites of the World, 70





 Map Reference: 43°38'31"N , 117°14'29"W

This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.



Mineral List:
  		•  Analcime
    Na
     
    2
    		[Al
     
    2
    		Si
     
    4
    		O
     
    12
    		] · 2H
     
    2
    		O
    Habit: trapazhedra to 2mm in diameter
    Colour: water-clear, transperent
    Reference: [Am Min 58:405-411; Tschernich, R. (1992): Zeolites of the World, 70]
  		•  'Apophyllite'
    Reference: [Am Min 58:405-411]
  		•  Calcite
    CaCO
     
    3
    Reference: [Am Min 58:405-411]
  		•  Cavansite (TL)
    Ca(VO)Si
     
    4
    		O
     
    10
    		·4H
     
    2
    		O
    Type Locality: Owyhee Dam, Lake Owyhee State Park, Malheur Co., Oregon, USA
    Reference: [Progr.Ann.Meeting Geol.Soc.Amer.(1967) p. 211]
    Site Photo
    Owyhee Dam, Lake Owyhee State Park, Malheur Co., Oregon, USA
    © 1995-2001 Trinity Mineral Co.
  		•  'Chabazite'
    Reference: [www.johnbetts-fineminerals.com]
  		•  Gmelinite-Ca
    (Ca,Na
     
    2
    		)[Al
     
    2
    		Si
     
    4
    		O
     
    12
    		] · 6H
     
    2
    		O
    Reference: [Am Min 58:405-411]
  		•  'Heulandite'
    Reference: [Am Min 58:405-411]
  		•  Offretite
    KCaMgAl
     
    5
    		Si
     
    13
    		O
     
    36
    		·16H
     
    2
    		O or near
    Reference: [Tschernich, R. (1992): Zeolites of the World, 70]
  		•  Opal
    SiO
     
    2
    		·nH
     
    2
    		O
    Reference: [No reference listed]
    Site Photo
    Owyhee Dam, Lake Owyhee State Park, Malheur Co., Oregon, USA
    © 7/2006
  		•  Pentagonite (TL)
    Ca(VO)Si
     
    4
    		O
     
    10
    		·4H
     
    2
    		O
    Type Locality: Owyhee Dam, Lake Owyhee State Park, Malheur Co., Oregon, USA
    Reference: [Amer.Min.(1973) 58, 405-411 and 412-424]
    Site Photo
    Owyhee Dam, Lake Owyhee State Park, Malheur Co., Oregon, USA
    © 2003 R.O.Meyer
  		•  Stilbite-Ca
    NaCa
     
    4
    		[Al
     
    9
    		Si
     
    27
    		O
     
    72
    		] · nH
     
    2
    		O
    Reference: [Am Min 58:405-411]


    11 entries listed. 8 valid minerals. 2 type localities (valid minerals).

    The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!
    This page is currently not sponsored. Click here to find out how you can sponsor this page.

    Mineral and/or Locality
    Google
     
    www.mindat.org Web
    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Jobs in Oregon, USA 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. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 24th Nov 2009 17:02:39