Rocks, Minerals & Fossils

33.70Cts Matrix Opal mwf2267 First Image

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33.70Cts Matrix Opal mwf2267 First Image

33.70Cts Matrix Opal mwf2267

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E.J. & Co 18k White Gold Matrix Opal and Diamond Ring, 6.5. (1 of 8)

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A Boulder Opal And Silver Bar Pin. (1 of 1)

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Sebastian Opal Solitaire Ring (1 of 3)

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Australian Koroit & Yowah Boulder Opal Rough Specimen Lot This visually striking selection of rough Boulder Opal originates from the famed Koroit and Yowah opal fields in Queensland, Australia-two of the most revered and collectible sources of matrix opal in

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Australian Koroit & Yowah Boulder Opal Rough Specimen Lot This visually striking selection of rough Boulder Opal originates from the famed Koroit and Yowah opal fields in Queensland, Australia-two of the most revered and collectible sources of matrix opal in

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14K Gold & Opal Matrix Heart Pendant (1 of 3)

14K Gold & Opal Matrix Heart Pendant The heart appx. 1 5/8" tall including bail, 1.25" wide at widest. Marked "14K" and ".585" on suspension clasp. Opal with good fire and color.

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Carved Opal Matrix Fisherman (1 of 2)

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Natural History - Precious Opal Matrix Specimen.A sawn block of red-brown sandstone, polished on two sides, with areas of precious opal diffracting light in primarily purples, blues and greens, in white card tray. See Bonewitz, Dr. Ronald Louis, Ro

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AUSTRALIAN MATRIX BOULDER OPAL - Preform Lot, 13 Pieces, 13.5, 8-28.6mm (Images Taken Wet) (1 of 2)

AUSTRALIAN MATRIX BOULDER OPAL - Preform Lot, 13 Pieces, 13.5, 8-28.6mm (Images Taken Wet)A dazzling lot of preform Australian matrix boulder opals, with individual sizes. These opals have been rubbed and pre-shaped, highlighting their vibrant natural colors and intricate ironstone matrix

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