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    16-Inch

    50 Products Found
    Opal

    Pink Opal 6x8-8x10mm Pebble 15-16 Inch

    $10.00

    Pink Opal is a variety of non to precious opal, meaning that it has lustre and some translucency without the fire or color play associated with precious opal varieties. Pink...

    African Green Opal 4mm Round - 15-16 Inch

    $12.00

    African Green Opal is a form of Common Opal, an opaque stone that does not display the play of color seen in more precious Opals. It does have the distinctive...

    Pink Opal 2mm Round 15-16 Inch

    $10.00

    Pink Opal is a variety of non-precious opal, meaning that it has lustre and some translucency without the fire or color play associated with precious opal varieties. Pink Opal naturally...

    White African Opal 2mm Round - 15-16 Inch

    $10.00

    White African Opal is a white to cream to light tan stone with veining of black or gray. Like all Opals, it is a form of hydrated amorphous silica, however...

    Dendritic Black Opal 8mm Round - 15-16 Inch

    $14.00

    This variety of opal is named "dendritic" for the small inclusions within it that resemble moss or ferns. These inclusions consist of iron, manganese and other metallic oxides captured during...

    Pink Opal 10mm Round - 15-16 Inch

    $20.00

    Pink Opal is a variety of non to precious opal, meaning that it has lustre and some translucency without the fire or color play associated with precious opal varieties. Pink...

    Olive Green Opal 10mm Round - 15-16 Inch

    $16.00

    A form of common opal, Olive Green Opal certainly features its namesake olive, but blends it with browns, tans and even a pea green from time to time. Common opals...

    Fire Opal 8mm Faceted Round - 15-16 Inch

    $18.00

    This Fire Opal contains both Opal and the rhyolitic host material in which it is formed, which provides sufficient hardness for the stone to be cut. The name “Fire Opal”...

    Fire Opal 10mm Faceted Round - 15-16 Inch

    $20.00

    This Fire Opal contains both Opal and the rhyolitic host material in which it is formed, which provides sufficient hardness for the stone to be cut. The name “Fire Opal”...

    Australian Green Opal 8mm Round 15-16 Inch

    $16.00

    Australian Green Opal is a variety of Common Opal which is a mixture of Opal and nontronite. Common Opal is generally opaque, without the play of color present in more...

    Dendritic Black Opal 6mm Round 15-16 Inch

    $12.00

    This variety of opal is named "dendritic" for the small inclusions within it that resemble moss or ferns. These inclusions consist of iron, manganese and other metallic oxides captured during...

    Fire Opal 6mm Faceted Round - 15-16 Inch

    $16.00

    This Fire Opal contains both Opal and the rhyolitic host material in which it is formed, which provides sufficient hardness for the stone to be cut. The name “Fire Opal”...

    Fire Opal 4mm Faceted Round - 15-16 Inch

    $14.00

    This Fire Opal contains both Opal and the rhyolitic host material in which it is formed, which provides sufficient hardness for the stone to be cut. The name “Fire Opal”...

    Australian Boulder Opal 4mm Faceted Round - 15-16 Inch

    $28.00

    Boulder Opal is a golden-brown to dark brown stone, displaying these colors in patterns of parallel bands. It is considered a precious Opal, and forms within a host rock such...

    Black Opal Australian, Faceted 4mm Round - 15-16 Inch

    $48.00

    Black Opal is a naturally occurring variety of precious opal mined in Australia. this opal variety is characterized by their dark base tone. It is mined under extremely harsh conditions...

    Black Opal 8mm Round 15-16 Inch

    $82.00

    Black Opal is a naturally occurring variety of precious opal mined in Australia. this opal variety is characterized by their dark base tone. It is mined under extremely harsh conditions...

    Yellow Opal Faceted, AA-Grade, Banded 4mm Round - 15-16 Inch

    $31.00

    Yellow Opal is transparent to opaque, milky white to pale yellow in color. It sometimes features dark brown to black dendritic inclusions that branch like tiny tree limbs through the...

    MATTE Australian Green Opal 6mm Round - 15-16 Inch

    $14.00

    Australian Green Opal is a variety of Common Opal which is a mixture of Opal and nontronite. Common Opal is generally opaque, without the play of color present in more...

    Dendritic Black Opal 8mm Faceted Round - 15-16 Inch

    $16.00

    This variety of opal is named "dendritic" for the small inclusions within it that resemble moss or ferns. These inclusions consist of iron, manganese and other metallic oxides captured during...

    Black Moss Opal 6mm Round - 15-16 Inch

    $12.00

    Black Moss Opal features dark moss to green dendritic inclusions that branch like tiny tree limbs through the stone, which is milky white, brown and black in color. Unlike other...

    Yellow Opal A 10mm Round - 15-16 Inch

    $28.00

    Yellow Opal is transparent to opaque, milky white to pale yellow in color. It sometimes features dark brown to black dendritic inclusions that branch like tiny tree limbs through the...

    Dendritic Black Opal 6mm Faceted Round - 15-16 Inch

    $14.00

    This variety of opal is named "dendritic" for the small inclusions within it that resemble moss or ferns. These inclusions consist of iron, manganese and other metallic oxides captured during...

    Dendritic Opal Top Drill, Faceted 21x29mm Ladder - 15-16 Inch

    $40.00

    This variety of opal is named "dendritic" for the small inclusions within it that resemble moss or ferns. These inclusions consist of iron, manganese and other metallic oxides captured during...

    Yellow Opal Faceted, Banded 4mm Cube - 15-16 Inch

    $33.00

    Yellow Opal is transparent to opaque, milky white to pale yellow in color. It sometimes features dark brown to black dendritic inclusions that branch like tiny tree limbs through the...

    MATTE African Green Opal 6mm Round - 15-16 Inch

    $13.00

    African Green Opal is a form of Common Opal, an opaque stone that does not display the play of color seen in more precious Opals. It does have the distinctive...

    Black Opal Australian, Faceted 3mm Round - 15-16 Inch

    $40.00

    Black Opal is a naturally occurring variety of precious opal mined in Australia. this opal variety is characterized by their dark base tone. It is mined under extremely harsh conditions...

    Pink Opal Faceted 8mm Square - 15-16 Inch

    $28.00

    Pink Opal is a variety of non to precious opal, meaning that it has lustre and some translucency without the fire or color play associated with precious opal varieties. Pink...

    Mexican Fire Opal 2x6-5x10mm Rough Chips 15-16 Inch

    $46.00

    Fire Opal is a transparent or translucent stone named for the vivid red, orange and yellow colors in which it occurs. The most precious Fire Opal has flashes of iridescence...

    MATTE African Green Opal 10mm Round - 15-16 Inch

    $16.00

    African Green Opal is a form of Common Opal, an opaque stone that does not display the play of color seen in more precious Opals. It does have the distinctive...

    MATTE African Green Opal 8mm Round - 15-16 Inch

    $15.00

    African Green Opal is a form of Common Opal, an opaque stone that does not display the play of color seen in more precious Opals. It does have the distinctive...

    Ethiopian Opal Faceted 2mm Round - 15-16 Inch

    $46.00

    Ethiopian Opal was first discovered in Ethiopia in 1994, with additional major finds in 2008 and 2013. Beautiful specimens of Precious Opal, Fire Opal and Black Opal with spectacular play...

    Black Moss Opal 10mm Round - 15-16 Inch

    $16.00

    Black Moss Opal features dark moss to green dendritic inclusions that branch like tiny tree limbs through the stone, which is milky white, brown and black in color. Unlike other...

    Australian Boulder Opal Faceted 3mm Round

    $32.00

    Boulder Opal is a golden-brown to dark brown stone, displaying these colors in patterns of parallel bands. It is considered a precious Opal, and forms within a host rock such...

    Yellow Opal Top Drill, Faceted 21x29mm Ladder - 15-16 Inch

    $40.00

    Yellow Opal is transparent to opaque, milky white to pale yellow in color. It sometimes features dark brown to black dendritic inclusions that branch like tiny tree limbs through the...

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