Boulder Opal in Natural Matrix

Nice specimen of boulder opal in its natural host ironstone rock, polished up so you can see the opal veins. Perfect to make a necklace out of. Stone measures 1 3/4" x 1" and weights 17g.

Title: 43.10 ct natural matrix boulder opal Color/Clarity: opaque Gemstone Type: natural/untreated Carat Weights: 43.1 Size/Dimensions: 31.29 X 25.47 X 7.57 MM Additional Information: Please ,note tha

Title: 12.76 ct boulder opal Color/Clarity: matrix opal Gemstone Type: natural/unheated Carat Weights: 12.76 Size/Dimensions: 24.42 X 16.34 X 6.19 MM Additional Information: Australia Reserve: $55.00

Product ID: 818723095 Product Name: Natural Opal Weight: 14.10 CT. Size: 17.3 x 13.6 x 7 MM. Shape: Free Form Cabochon Color: Multi-Color Clarity:Opaque Luster: Strong Iridescent Gems Origin: Australi

This exquisite AMY KAHN RUSSELL Pin/Pendant features a monkey carved in boulder opal matrix with a beautiful pietersite cabochon and two faceted garnet briolets. The pin is 2 7/8 inches high by 1 3/8

LARGE NATURAL ROUGH BOULDER OPAL Natural rough boulder opal 153ct Measures 1.91" Long x 1.37 " Wide Multi colored Greens, blues, and purples

10.69ct NATURAL AUSTRALIAN BOULDER OPAL Natural Untreated boulder opal from Australia10.69ct Measures 21.8mm x 14.3mm

10.46ct NATURAL AUSTRALIAN BOULDER OPAL Natural Untreated boulder opal from Australia10.46ct Measures 16.5mm x 9.8mm Polished cabochon, beautiful

Thousand Planet Auction House Treasure Auction Day, all major kinds of Mineral, you will find in today's auctions. Join us and add our auction into your calendar. Today auction including Artifacts, Mi

Product Type: Natural Boulder Opal Product Code: O0013 Piece(s): 1 Weight: 4.28 Carats Color: White With Play Of Color Effect Clarity: Opaque with natural inclusions. Shape: Rectangular Cushion Size:

Excellent handcarved piece; 4.5"

Excellent handcarved piece; 4"

Excellent handcarved piece; 3.5"

Excellent handcarved piece; 5"

Product Type: Natural Boulder Opal Product Code: O0016 Piece(s): 1 Weight: 1.73 Carats Color: Black with Play Of Color Effect Clarity: Opaque with natural inclusions. Shape: Triangular polished Size:

Excellent handcarved piece; 2.5"

Excellent handcarved piece

Excellent handcarved piece; 3"

Excellent handcarved piece

Excellent handcarved piece

Excellent handcarved piece

Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi