• Origin: Mexico Opal Type: Solid Shape: Round Cut: Cabochon Body Color: Orange Fire Color: Rainbow Transparency: Translucent Fire Visibility (1-5): 3 Weight (ct): 0.9 Dimensions (mm): 6.5x6.5x3.5 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO83
  • Origin: Mexico Opal Type: Solid Shape: Oval Cut: Cabochon Body Color: Clear Fire Color: Rainbow Transparency: Transparent Fire Visibility (1-5): 2 Weight (ct): 1.1 Dimensions (mm): 7.5x6.5x4 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO65
  • Origin: Mexico Opal Type: Solid Shape: Round Cut: Cabochon Body Color: Clear Fire Color: Rainbow Transparency: Transparent Fire Visibility (1-5): 2 Weight (ct): 1.2 Dimensions (mm): 8.5x8.5x3 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO61
  • Origin: Mexico Opal TypeSolid Shape: Oval Cut: Cabochon Body Color: Clear / Yellow Fire Color: Rainbow Transparency: Transparent Fire Visibility (1-5): 1 Weight (ct): 1.2 Dimensions (mm): 8.5x7x4 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO88
  • Origin: Mexico Opal Type: Solid Shape: Oval Cut: Cabochon Body Color: Yellow / White Fire Color: Rainbow Transparency: Translucent Fire Visibility (1-5): 3 Weight (ct): 1.3 Dimensions (mm): 9.5x6.5x4 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO70
  • Origin: Mexico Opal Type: Solid Shape: Oval Cut: Cabochon Body Color: Clear / Off-white Fire Color: Rainbow Transparency: Translucent Fire Visibility (1-5): 2 Weight (ct): 1.3 Dimensions (mm): 7.5x6x4.5 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO66
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Round Color: Rainbow Pattern: Broad-Pin Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 9x9x3 Weight (ct): 1.4 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY52
  • Origin: Mexico Opal Type: Solid Shape: Oval Cut: Cabochon Body Color: Clear / Yellow Fire Color: Rainbow Transparency: Translucent Fire Visibility (1-5): 1 Weight (ct): 1.5 Dimensions (mm): 10x6x4 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO89
  • Origin: Mexico Opal TypeSolid Shape: Round Cut: Cabochon Body Color: Clear / Yellow Fire Color: Rainbow Transparency: Translucent Fire Visibility (1-5): 1 Weight (ct): 1.6 Dimensions (mm): 7.5x7.5x5 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO69
  • Origin: Mexico Opal TypeSolid Shape: Oval Cut: Cabochon Body Color: Orange Fire Color: Rainbow Transparency: Translucent Fire Visibility (1-5): 2 Weight (ct): 1.8 Dimensions (mm): 9x7.5x4.5 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO80
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Freeform Cut: Cabochon Color: Rainbow Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 12.5x8.5x3 Weight (ct): 1.95 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY49
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Freeform Color: Rainbow Pattern: Broad Transparency: Translucent Brightness rating (1-5): 2 Size (mm): 10.5x9.5x3 Weight (ct): 1.9 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY53
  • Origin: Mexico Opal Type: Solid Shape: Oval Cut: Cabochon Body Color: Clear / Yellow Fire Color: Rainbow Transparency: Transparent Fire Visibility (1-5): 2 Weight (ct): 1.9 Dimensions (mm): 9x7.5x5 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO68
  • Origin: Queensland, Australia Opal Type: Solid Boulder Opal Shape: Oval Cut: Cabochon Color: Rainbow Pattern: Matrix Size (mm): 18x13x6 Weight (ct): 12.2 Brightness rating (1-5): 3 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BO66
  • Origin: Mexico Opal Type: Solid Shape: Oval Cut: Cabochon Body Color: Orange Fire Color: Rainbow Transparency: Translucent Fire Visibility (1-5): 2 Weight (ct): 2.1 Dimensions (mm): 10x9x4.5 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO81
  • Opal Type: White Crystal Opal Shape: Long Oval Cut: Cabochon Color: Rainbow Pattern: Ribbon Transparency: Translucent Brightness rating (1-5): 2 Size (mm): 17x6.5x3 Weight (ct): 2.35 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: WO10
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Cut: Cabochon Color: Rainbow Pattern: Broad-Floral Transparency: Translucent Brightness rating (1-5): 4 Size (mm): 12x10x4 Weight (ct): 2.75 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY57
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Half-Freeform Color: Rainbow Pattern: Ribbon Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 13x6.5x5.5 Weight (ct): 2.95 MOHS Hardness: 5.5 -6.5 Treatment: Non-treated GbG ID: CY58
  • Origin: Queensland, Australia Opal Type: Solid Boulder Opal Shape: Square Color: Rainbow Pattern: Matrix Weight (ct): 27.75 Size (mm): 10x10x3 Brightness rating: 2 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BO60-6
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Freeform Cut: Cabochon Color: Rainbow Pattern: Broad Transparency: Translucent Brightness rating (1-5): 4 Size (mm): 13x10x3.5 Weight (ct): 3.1 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY59
  • Origin: Mexico Opal Type: Solid Shape: Round Cut: Cabochon Body Color: Light Orange Fire Color: Rainbow Transparency: Translucent Weight (ct): 3.42 Dimensions (mm): 8x8x5 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO327-2
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Cut: Cabochon Color: Rainbow Pattern: Pinfire Transparency: Translucent Brightness rating (1-5): 4 Size (mm): 15x11x3 Weight (ct): 3.45 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY60
  • Origin: Mexico Opal Type: Fire Shape: Round Cut: Cabochon Body Color: Light Orange Fire Color: Rainbow Transparency: Transparent Weight (ct): 3.83 Dimensions (mm): 8x8x6 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO329-2
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Rainbow Pattern: Floral Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 14x11x4 Weight (ct): 3.9 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY47
  • Origin: Lightning Ridge, Australia Opal Type: Crystal Opal Shape: Freeform Cut: Cabochon Color: White w/Rainbow Pattern: Pinfire Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 16x10.5x3 Weight (ct): 4.1 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: WO2
  • Origin: Mexico Opal Type: Fire Shape: Freeform Cut: Polished Body Color: Clear Rainbow Fire Color: Rainbow Transparency: Transparent Size (mm): 13x13x5 Weight (ct): 4.25 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO299
  • Origin: Mexico Opal Type: Fire Shape: Round Cut: Cabochon Weight (ct): 4.27 Dimensions (mm): 8x8x5 Body Color: Light Orange Fire Color: Rainbow Transparency: Transparent MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO328-2
  • Origin: Mexico Opal Type: Solid Shape: Round Cut: Cabochon Body Color: Light Orange Fire Color: Rainbow Transparency: Translucent Weight (ct): 4.56 Dimensions (mm): 8x8x6 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID:  MO326-2
  • Sale!

    4.5ct Rainbow/Cream Mexican Common Opal (MO143)

    Original price was: $240.00.Current price is: $200.00.
    Origin: Mexico Opal Type: Solid Shape: Freeform Cut: Polished Body Color: Cream Fire Color: Rainbow Transparency: Opaque Fire Visibility (1-5): 2 Weight (ct): 4.5 Dimensions (mm): 13x12x5 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO143 Reduced price due to inclusions. Originally $240.
  • Origin: Spencer ID Opal Type: Crystal Opal Shape: Pear Cut: Cabochon Color: White w/Rainbow Pattern: Floral Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 20x8x4 Weight (ct): 4.65 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: WO3
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Rainbow Pattern: Floral Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 20x11x2 Weight (ct): 4.75 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY20
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Freeform Cut: Cabochon Color: Rainbow Pattern: Pinfire Transparency: Translucent Brightness rating (1-5): 4 Size (mm): 18x9x4 Weight (ct): 4.7 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY61
  • Opal Type: White Crystal Opal Shape: Rounded Square Cut: Cabochon Color: Rainbow Pattern: Straw Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 14x13x3 Weight (ct): 4 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: WO7
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Rainbow Pattern: Flagstone Transparency: Translucent Brightness rating (1-5): 2 Size (mm): 17x13x4 Weight (ct): 6.6 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY27
  • Origin: Queensland, Australia Opal Type: Solid Black Opal Shape: Freeform Color: Rainbow Pattern: Broad flash Weight (ct): 6.7 Dimensions (mm): 25x12x2.5 Brightness rating: 3 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BK25
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Rainbow Pattern: Flagstone Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 20x12x3 Weight (ct): 6.85 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY10
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Rainbow Pattern: Floral Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 20x12x3.5 Weight (ct): 7.1 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY29
  • Origin: Queensland, Australia Opal Type: Solid Boulder Opal Shape: Freeform Color: Rainbow Pattern: Common, Ribbon Size (mm): 18.5x15x3.5 Weight (ct): 8.6 Brightness rating (1-5): 2 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BO63
  • Origin: Queensland, Australia Opal Type: Solid Black Opal Shape: Freeform Color: Rainbow Pattern: Mix Weight (ct): 8 Dimensions (mm): 23.5x15x3 Brightness rating: 3 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BK30
  • Origin: Mexico Opal Type: Fire Shape: Freeform Cut: Polished Body Color: Clear, Rainbow Fire Color: Rainbow Transparency: Transparent Size (mm): 16x13x10 Weight (ct): 9.1 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO297
  • Origin: Mexico Opal Type: Fire Shape: Freeform Cut: Polished Body Color: Clear Fire Color: Rainbow Transparency: Transparent Size (mm): 18x17x6 Weight (ct): 9.35 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO339
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Rainbow Pattern: Flagstone Transparency: Translucent Brightness rating (1-5): 4-5 Size (mm): 20x15x4 Weight (ct): 9.55 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY18

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