Gemstones.
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  1. #1
    Administrator
    Feb 2018
    45

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    Opal gemstones


    Types of Opal





    ( 1 )
    " " ​​ . . . Lightning Ridge . " 1



    ( 2 )
    " " . . . .

    . 10 6 1.9 . . . . . 8 13 2.9 . " 2 ".


    --- ( 3 )
    " " ​​ . . . " " . " 3 ".




    "Light opal" "white opal" . bodycolor . . 8 6 .





    " " . bodycolor . bodycolor . bodycolor . . " ". 2.46 9.5 12.5 .



    " " . . 8 6 Lightning Ridge .





    " " . . 13 8 2.3 .




    Andamooka . 1920s. . 30 .






    1994. 100٪ 100 . . .



    louisiana-opal.jpg

    " " . . . 20 20 .