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  • Dinosaur Bone Utah Fossil Yellow Loose Stone Cabochon #6 Dinosaur Bone Utah Fossil Yellow Loose Stone Cabochon #6

    Dinosaur Bone Cabochon #6

    Oval shaped yellow fossil Dinosaur Bone cabochon 43 mm by 22 mm and 6 mm thick.  This genuine semiprecious gemstone is Petrified Dinosaur Bone from the Morrison Formation in Utah! It is from the late Jurassic Period. Petrified...

    $64.00
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  • Fossil Flower Jasper 29 mm round Stone Cabochon #F17 Fossil Flower Jasper 29 mm round Stone Cabochon #F17

    Fossil Coral Cabochon #F17

    Round shaped brown semiprecious gemstone Fossil Coral designer cabochon 29 mm in diameter and 4 mm thick. This is actually a semiprecious stone chalcedony pseudomorph after coral. It is ancient coral that died long ago and was buried in sediments. ...

    $40.00
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  • Pink Drusy Pink Druse Pink Druzy Cabochon #10 Pink Drusy Pink Druse Pink Druzy Cabochon #10

    Cobalto Calcite or Pink Drusy Cabochon #10

    Freeform "oval" shaped semiprecious gemstone Pink Drusy (AKA Druse or Druzy) or Cobalto Calcite designer cabochon 24 mm long by 18 mm and 5.5 mm thick. Though this material is often called Pink Druse (or Pink Drusy), it is actually Cobalto Calcite ...

    $100.00
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  • Fossil Cabochon Crinoid Marble Jewelry Supplies #15 Fossil Cabochon Crinoid Marble Jewelry Supplies #15

    Crinoid Marble Fossil Cabochon #15

    Oval shaped black and white semiprecious gemstone Crinoid Marble fossil designer cabochon 52 mm (or 2 inches) by 38 mm and 8.5 mm thick.  The back is not polished and the bottom edges have some chattering. Crinoid Marble is the marble remnant from a...

    $25.00
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  • Cotham Marble Fossil Stromatolite Triangle Stone Cabochon #15 Cotham Marble Fossil Stromatolite Triangle Stone Cabochon #15

    Cotham Marble Cabochon #15

    Triangle shaped semiprecious stone Cotham Marble designer fossil stone cabochon 37 mm by 15 mm and 5 mm thick. Cotham Marble is a fossil or a stromatolite. Stromatolites are the oldest known fossils, dating back more than 3 billion years. This fossil...

    $24.00
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  • Chevron Amethyst Cabochon 40 mm Round Natural Purple Gemstone #3 Chevron Amethyst Cabochon 40 mm Round Natural Purple Gemstone #3

    Chevron Amethyst Cabochon #3

    Circle or round shaped purple semiprecious gemstone Chevron Amethyst designer cabochon 40 mm in diameter and 5 mm thick. This semiprecious stone material is called Chevron Amethyst for its lovely pattern of white Quartz and purple Amethyst. It is a...

    $56.00
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  • Chevron Amethyst Cabochon Purple Stone Jewelry Making #15 Chevron Amethyst Cabochon Purple Stone Jewelry Making #15

    Chevron Amethyst Cabochon #15

    Trapezoid shaped semiprecious purple gemstone Chevron Amethyst designer cabochon 41 mm long by 14 mm wide at the top and 25 mm wide at the bottom and 5 mm thick. This semiprecious stone material is called Chevron Amethyst for its lovely pattern of white...

    $36.00
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  • Natural Native Copper in Granite Epidote Cabochon #11 Natural Native Copper in Granite Epidote Cabochon #11

    Native Copper Cabochon #11

    Large ladder shaped semiprecious stone Native Copper designer cabochon 50 mm by 22 mm wide at the top and 28.5 mm wide at the bottom and 4 mm thick. Native Copper found in its natural state, running in veins through a beige granitic epidote matrix. This...

    $45.00
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  • Petrified Wood Cabochon Loose Stone for Jewelry Making #1 Petrified Wood Cabochon Loose Stone for Jewelry Making #1

    Petrified Palm Wood Cabochon #1

    Round shaped black and brown semiprecious gemstone Petrified Palm Wood designer cabochon 49 mm in diameter by 5.5 mm thick. Beautiful golden semiprecious gemstone Petrified Palm Wood, Palmoxylon, from Louisiana. These designer cabochons have tan and...

    $90.00
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  • Red Jasper Cabochon Stone Jewelry Design #18 Red Jasper Cabochon Stone Jewelry Design #18

    Red Jasper Cabochon #18

    Oval shaped red and white semiprecious gemstone Red Jasper designer cabochon 51 mm by 16 mm wide and 4 mm thick. The white stripes are Quartz and are slightly translucent! This semiprecious stone cabochon material is Red Jasper and it is found near the...

    $48.00
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  • Botswana Agate Designer Gemstone Cabochon Stone #17 Botswana Agate Designer Gemstone Cabochon Stone #17

    Botswana Agate Cabochon #17

    Pear or teardrop shaped brown and white banded semiprecious gemstone Botswana Agate designer cabochon 56 mm by 28 mm by 6 mm thick. It is getting very hard to get this gorgeous banded agate semiprecious stone material, known as Botswana Agate, due to...

    $48.00
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  • Tiger Iron Semi Precious Gemstone Jewelry Cabochon #15 Tiger Iron Semi Precious Gemstone Jewelry Cabochon #15

    Tiger Iron Cabochon #15

    An oval shaped, dark banded semi precious gemstone Tiger Iron designer cabochon with flashy golden chatoyant rivers that is 31 mm by 18 mm and 5 mm thick. Tiger Iron is a member of the chalcedony family and consists of Red Jasper,...

    $30.00
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  • Azurite Malachite Gemstone Blue Green Small Cabochon #23 Azurite Malachite Gemstone Blue Green Small Cabochon #23

    Azurite Malachite Cabochon #23

    Small oval shaped semi precious gemstone Azurite designer cabochon 21 mm by 16 mm and 4.5 mm thick. It is backed with a thin layer of black agate for stability. Azurite Malachite is a very popular semiprecious stone used for designer...

    $48.00
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  • Iridescent Mexican Fire Opal Cabochon Semi Precious Gemstone #22 Iridescent Mexican Fire Opal Cabochon Semi Precious Gemstone #22

    Mexican Fire Opal Cabochon #22

    Oval shaped orange semiprecious gemstone Mexican Fire Opal with rainbow fire flash designer cabochon 24 mm by 17 mm by 9 mm thick.  It is not flat, but slightly rounded on the back. Please view the video of the cabochon for the full flashing rainbow...

    $400.00
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  • Cacoxenite Amethyst Cabochon #19 Cacoxenite Amethyst Cabochon #19

    Cacoxenite Amethyst Cabochon #19

    Oval shaped semiprecious gemstone purple and gold Amethyst Cacoxenite designer cabochon 26 mm by 16 mm and 4 mm thick. This semiprecious stone material is known as Cacoxenite or Cacoxenite Amethyst. Most experts now claim that this is not Cacoxenite...

    $28.00
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  • Matched Pair Stones Cabochons For Earrings Tuxedo Agate #24 Matched Pair Stones Cabochons For Earrings Tuxedo Agate #24

    Tuxedo Agate Matched Pair Cabochons #24

    Oval shaped black and white semiprecious stone matched pair stones for earrings of Tuxedo Agate designer cabochons 26 mm by 10 mm and 4 mm thick. These Tuxedo Agate cabochons weigh about 8 carats each. This is actually semiprecious gemstone Brazilian...

    $40.00
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  • Cabochons Black and White Tuxedo Agate Matched Pair Stones #23 Cabochons Black and White Tuxedo Agate Matched Pair Stones #23

    Tuxedo Agate Matched Pair Cabochons #23

    Oval shaped black and white semiprecious stones matched pair for earrings of Tuxedo Agate designer cabochons 26 mm by 10 mm and 4 mm thick. These Tuxedo Agate cabochons weigh about 8 carats each. This is actually semiprecious gemstone Brazilian...

    $40.00
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  • Cabochons Tuxedo Agate Semi Precious Matched Pair Stones #22 Cabochons Tuxedo Agate Semi Precious Matched Pair Stones #22

    Tuxedo Agate Matched Pair Cabochons #22

    Oval shaped black and white semiprecious stones matched pair for earrings of Tuxedo Agate designer cabochons 26 mm by 10 mm and 4 mm thick. These Tuxedo Agate cabochons weigh about 7.5 carats each. This is actually semiprecious gemstone Brazilian...

    $40.00
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  • Candy Opal Matched Pair Small Cabochon Stones Halite Opal #23 Candy Opal Matched Pair Small Cabochon Stones Halite Opal #23

    Candy Opal Matched Pair Cabochons #23

    Matched pair of small oval red, yellow, and white striped semiprecious gemstone Candy Opal designer cabochons 18 mm by 10 mm and 3.5 mm thick. These loose stones weigh approximately 4 carats each. This colorful striped semiprecious stone is Candy...

    $28.00
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  • Bacon Opal Designer Gemstone Cabochon Stone #23 Bacon Opal Designer Gemstone Cabochon Stone #23

    Candy Opal Cabochon #23

    Small oval shaped pink, yellow, and white striped semiprecious gemstone Candy Opal designer cabochon 18 mm by 12 mm and 4 mm thick and it has some thin translucent bands! This colorful striped loose stone cabochon is Candy Opal and it is found in western...

    $14.00
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  • Bacon Opal Designer Gemstone Cabochon Stone #12 Bacon Opal Designer Gemstone Cabochon Stone #12

    Candy Opal Cabochon #12

    Small oval shaped pink, yellow, and white striped semiprecious gemstone Candy Opal designer cabochon 18.5 mm by 14 mm and 4 mm thick and it has some thin translucent bands! This colorful striped loose stone cabochon is Candy Opal and it is found in...

    $14.00
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  • Covellite Cabochons Semi Precious Gemstone Matched Pair #18 Covellite Cabochons Semi Precious Gemstone Matched Pair #18

    Covellite Matched Pair Cabochons #18

    Oval shaped matched pair indigo blue and gold semiprecious gemstone Covellite designer cabochons 29.5 mm long by 14.5 mm at their widest and 4 mm thick.  These weigh about 19 carats each. Backed with a thin layer of black agate for stability...

    $80.00
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