[Jewelry making - Article 00155] - Re: [Orchid] Strange opal experience

[Beth Rosengard]

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>     Not potch, potch is clear transparent opal with little or no play
>     of colour. 

    Not so.  Potch is common opal which has no fire or play of color. 
    It can be various colors and is more often opaque or translucent than
    transparent.  It can also be quite beautiful: The blue, opaque to
    translucent opal from Peru is just one example of this. 

Beth

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