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Ban Huay Xai (Ban Huai Sai) sapphire mines, Huay Xai, Bokeo Province, Laos

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Alluvial gem field, derived from local Cenozoic basalts.
Mining of blue sapphire.

Ref.:
- Sutherland, F.L., Bosshart, G., Fanning, C.M., Hoskind, P.W.O., and Coenraads, R.R. (2002): Sapphire crystallization, age and origin, Ban Huai Sai, Laos: age based on zircon inclusions. Journal of Asian Earth Sciences 20(7), 841-849.





Mineral List:
  		•  Albite
    Na[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [Sutherland, F.L., Bosshart, G., Fanning, C.M., Hoskind, P.W.O., and Coenraads, R.R. (2002): Journal of Asian Earth Sciences 20(7), 841-849.]
  		•  Cheralite
    (Ca,Ce)(Th,Ce)[PO
     
    4
    		]
     
    2
    Reference: [Sutherland, F.L., Bosshart, G., Fanning, C.M., Hoskind, P.W.O., and Coenraads, R.R. (2002): Journal of Asian Earth Sciences 20(7), 841-849.]
  		•  Corundum
    var: Sapphire
    Al
     
    2
    		O
     
    3
    Reference: [Sutherland, F.L., Bosshart, G., Fanning, C.M., Hoskind, P.W.O., and Coenraads, R.R. (2002): Journal of Asian Earth Sciences 20(7), 841-849.]
  		•  Euxenite-(Y) ?
    (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)
     
    2
    		O
     
    6
    Reference: [Sutherland, F.L., Bosshart, G., Fanning, C.M., Hoskind, P.W.O., and Coenraads, R.R. (2002): Journal of Asian Earth Sciences 20(7), 841-849.]
  		•  'Garnet Group'
    X
     
    3
    		Z
     
    2
    		(TO
     
    4
    		)
     
    3
    		 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V)
    Reference: []
  		•  Zircon
    Zr[SiO
     
    4
    		]
    Reference: [Sutherland, F.L., Bosshart, G., Fanning, C.M., Hoskind, P.W.O., and Coenraads, R.R. (2002): Journal of Asian Earth Sciences 20(7), 841-849.]


    6 entries listed. 4 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!
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