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    16-Inch

    63 Products Found
    Opal

    Australian Green Opal 10mm Round Faceted - 15-16 Inch

    $59.00

    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...

    Australian Green Opal 5mm Cube Table Cut - 15-16 Inch

    $41.00

    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...

    Australian Green Opal 7mm Cube Table Cut - 15-16 Inch

    $55.00

    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...

    Australian Green Opal 8mm Round Faceted - 15-16 Inch

    $45.00

    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...

    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...

    Australian Boulder Opal Faceted 3mm Round - 15-16 Inch

    $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...

    Australian Boulder Opal Faceted 5mm Round - 15-16 inch

    $52.00

    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...

    Australian Green Opal Light Green 10mm Round - 15-16 Inch

    $51.00

    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...

    Australian Green Opal Light Green 10mm Round A Grade - 15-16 Inch

    $59.00

    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...

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

    $23.00

    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...

    Australian Green Opal Light Green 6mm Round A Grade - 15-16 Inch

    $30.00

    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...

    Australian Green Opal Light Green 8mm Round - 15-16 Inch

    $34.00

    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...

    Australian Green Opal Light Green 8mm Round A Grade - 15-16 Inch

    $42.00

    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...

    Australian Opal 3-8mm Chip - 15-16 Inch

    $175.00

    Dakota Stones Australian Opals are back. We have been working with a father/ son team out of Australia for many years that assist us to bring you some of the...

    Australian Opal 4-13mm Chip - 15-16 Inch

    $100.00

    Australian 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...

    Australian Opal 4-6mm Rondelle Faceted Matrix - 15-16 Inch

    $300.00

    Dakota Stones Australian Opals are back. We have been working with a father/ son team out of Australia for many years that assist us to bring you some of the...

    Australian Opal 5mm Rondelle - 15-16 Inch

    $250.00

    Dakota Stones Australian Opals are back. We have been working with a father/ son team out of Australia for many years that assist us to bring you some of the...

    Australian Opal 5mm Rondelle Faceted - 15-16 Inch

    $300.00

    Dakota Stones Australian Opals are back. We have been working with a father/ son team out of Australia for many years that assist us to bring you some of the...

    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...

    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...

    Blue Peru Opal 15x20-18x25mm Double Drill Tab Collar

    $320.00

    Blue Peruvian Opal naturally occurs with swirling patterns of deep blues, blue-greens and greens swirled with yellow-green, rust, brown and orange. It is highly prized for its beautiful combinations of...

    Dendritic Black Opal 10mm Round - 15-16 Inch

    $23.00

    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 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 Black Opal 6mm 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 Black Opal 8mm Round - 15-16 Inch

    $17.00

    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...

    Ethiopian Opal 2mm Faceted 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...

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

    $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 6mm Round 15-16 Inch - CLEARANCE

    $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...

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

    $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...

    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...

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

    $14.00

    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...

    Yellow Opal 12-16mm DC Irr Coin A Grade - 15-16 Inch

    $39.00

    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...

    Yellow Opal 2mm Faceted Round Banded - 15-16 Inch

    $13.00

    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...

    Yellow Opal 2mm Table Cut Cube Banded - 15-16 Inch

    $18.00

    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...

    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...

    Yellow Opal Free Form 12x7mm Heishi - 15-16 Inch

    $26.00

    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...

    Pink Opal 4mm Round A Grade - 15-16 Inch

    $24.00

    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...

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