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Naica, Mun. de Saucillo, Chihuahua, Mexico

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Some caves are famous for giant gypsum crystals (up to 8 m in length!).



References:
• Fisher, R.D. (2006): Die grössten Gipskristalle der Welt: "Crystal Cave of the Giants" in Naica, Mexiko. LAPIS 31 (11), 33-36. (in German)
• Forti, P., Galli, E. & Rossi, A. (2009). Le grotte di Naica, Chihuahua, Messico. Non solo giganteschi cristalli di gesso. Rivista Mineralogica Italiana, 3/2009, 180-196.

- http://www.naica.com.mx/
- www.laventa.it/naica/





 Map Reference: 27°51'N , 105°30'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 contains entries from the region specified including sub-localities


Mineral List:
  		•  Actinolite
    ☐Ca
     
    2
    		(Mg,Fe
    2+
     
    		)
     
    5
    		(Si
     
    8
    		O
     
    22
    		)(OH)
     
    2
    Reference: [Panczner(1987): 85.]
  		•  Andradite
    Ca
     
    3
    		Fe
    3+
    2
    		[SiO
     
    4
    		]
     
    3
    Reference: [Panczner(1987): 98-351.]
  		•  Anhydrite
    CaSO
     
    4
    Reference: [Panczner(1987): 98-351.]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © Rob Lavinsky
  		•  Arsenopyrite
    FeAsS - (Fe
     
    0.90
    		Co
     
    0.10
    		)AsS
    Reference: [Panczner(1987): 98-351.]
  		•  Baryte
    BaSO
     
    4
    Reference: [Panczner(1987): 98-351.]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © 2001 John H. Betts
  		•  Bournonite
    PbCuSbS
     
    3
    Reference: [Panczner(1987): 98-351.]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © DM 06
  		•  Calcite
    CaCO
     
    3
    Reference: [No reference listed]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © 2001 John H. Betts
  		•  Calcite
    var: Manganoan Calcite
    (Ca,Mn)CO
     
    3
    Reference: [Rob Lavinsky specimen]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © Rob Lavinsky
  		•  Celestine
    SrSO
     
    4
    Reference: [No reference listed]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © Charles Creekmur
  		•  Chalcopyrite
    CuFeS
     
    2
    Reference: [Fluorite: The Collector's Choice. Extra Lapis English No. 9]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © Rob Lavinsky
  		•  'Chlorite Group'
    Reference: []
  		•  Conichalcite
    CaCu[OH|AsO
     
    4
    		]
    Reference: [Panczner(1987): 98-351.]
  		•  Copper
    Cu
    Reference: [Panczner(1987): 98-351.]
  		•  Cosalite
    Pb
     
    2
    		Bi
     
    2
    		S
     
    5
    Reference: [Werner, A.B.T., Sinclair, W.D., and Amey, E.B. (1998): US Geological Survey Circular 930-O.]
  		•  Covellite
    CuS
    Reference: [Panczner(1987): 98-351.]
  		•  Cuprite
    Cu
     
    2
    		O
    Reference: [Panczner(1987): 98-351.]
  		•  Diopside
    CaMg[Si
     
    2
    		O
     
    6
    		]
    Reference: [Panczner(1987): 85.]
  		•  Dolomite
    CaMg(CO
     
    3
    		)
     
    2
    Reference: [Panczner(1987): 98-351.]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © Charles Creekmur
  		•  Epidote
    {Ca
     
    2
    		}{Al
     
    2
    		Fe
    3+
     
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [Fluorite: The Collector's Choice. Extra Lapis English No. 9]
  		•  Fluorite
    CaF
     
    2
    Reference: [No reference listed]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © Rob Lavinsky
  		•  Galena
    PbS
    Reference: [No reference listed]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © Rob Lavinsky
  		•  Goethite
    α-Fe
    3+
     
    		O(OH)
    Reference: [Panczner(1987): 98-351.]
  		•  Grossular
    Ca
     
    3
    		Al
     
    2
    		[SiO
     
    4
    		]
     
    3
    Reference: [Panczner(1987): 85.]
  		•  Gypsum
    Ca[SO
     
    4
    		] · 2H
     
    2
    		O
    Reference: [No reference listed]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © Rob Lavinsky
  		•  Gypsum
    var: Selenite
    Reference: [Panczner(1987):221.]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © Rob Lavinsky
  		•  Hedenbergite
    CaFe
    2+
     
    		[Si
     
    2
    		O
     
    6
    		]
    Reference: [Werner, A.B.T., Sinclair, W.D., and Amey, E.B. (1998): US Geological Survey Circular 930-O.]
  		•  Jamesonite
    Pb
     
    4
    		FeSb
     
    6
    		S
     
    14
    Reference: [Fluorite: The Collector's Choice. Extra Lapis English No. 9]
    Site Photo
    Naica Mine, Naica, Mun. de Saucillo, Chihuahua, Mexico
    © Arliguie M
  		•  Malachite
    Cu
     
    2
    		[(OH)
     
    2
    		|CO
     
    3
    		]
    Reference: [Panczner(1987): 98-351.]
  		•  Matildite
    AgBiS
     
    2
    Reference: [Panczner(1987): 98-351.]
  		•  Molybdenite
    MoS
     
    2
    Reference: [Panczner(1987): 98-351.]
  		•  Pyrite
    FeS
     
    2
    Reference: [No reference listed]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © Rob Lavinsky
  		•  Pyrrhotite
    Fe
     
    7
    		S
     
    8
    		, (-4M), also given as Fe
     
    1-x
    		S (x = 0 - 0.2)
    Reference: [Fluorite: The Collector's Choice. Extra Lapis English No. 9]
  		•  Quartz
    SiO
     
    2
    Reference: [Panczner(1987): 85.]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © 2003 John H. Betts
  		•  Rutile
    TiO
     
    2
    Reference: [Panczner(1987): 98-351.]
  		•  Scheelite
    Ca[WO
     
    4
    		]
    Reference: [Fluorite: The Collector's Choice. Extra Lapis English No. 9]
  		•  Siderite
    FeCO
     
    3
    Reference: []
  		•  Sphalerite
    (Zn,Fe
    2+
     
    		)S
    Reference: [Panczner(1987):351.]
    Site Photo
    Naica, Mun. de Saucillo, Chihuahua, Mexico
    © 2002 John H. Betts
  		•  Vesuvianite
    Ca
     
    10
    		(Mg,Fe)
     
    2
    		Al
     
    4
    		Si
     
    9
    		O
     
    34
    		(OH)
     
    4
    Reference: [Werner, A.B.T., Sinclair, W.D., and Amey, E.B. (1998): US Geological Survey Circular 930-O.]
  		•  Wollastonite
    Ca[SiO
     
    3
    		]
    Reference: [Panczner(1987): 98-351.]


    39 entries listed. 36 valid minerals.

    Localities in this Region:
    Mexico
     
    • Chihuahua
      • Mun. de Saucillo
        • Naica

    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!
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