Rocks, Minerals & Fossils

Geodes & Minerals

Natural Boulder Opal BO4 182.88 ct. First Image

#image-loader-main { display: none; }

Natural Boulder Opal BO4 182.88 ct. First Image

Natural Boulder Opal BO4 182.88 ct.

Total Sales1 Sold

Median Sale Price

Sale Price Range

Similar Upcoming Sales

Earthsplit Flame Boulder Opal Cushion Cabochon (1 of 2)

Earthsplit Flame Boulder Opal Cushion Cabochon

Weatherham Estate Treasures

Mar 02, 2026

8.92ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL (1 of 2)

8.92ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL

Mar 01, 2026

13.47ct Soul Prism Natural Multicolour Boulder Opal (1 of 2)

13.47ct Soul Prism Natural Multicolour Boulder Opal

Weatherham Estate Treasures

6 days Left

12.30ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL (1 of 2)

12.30ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL

Mar 01, 2026

Fine All Natural Australian Opal Mineral Specimen (1 of 6)

Fine All Natural Australian Opal Mineral Specimen

Inspired Auctions

7 days Left

Tiger’s eye Standing Tumble - 2716 Grams (1 of 3)

Tiger’s eye Standing Tumble - 2716 Grams

Fantasy Jewelry

4 days Left

Choclate Jasper - 1225 Grams (1 of 5)

Choclate Jasper - 1225 Grams

Fantasy Jewelry

4 days Left

7.13ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIA (1 of 2)

7.13ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIA

958 Lots Away

9.98 Carats Blue-Grey Pietersite Cabochon - Natural Namibian Stone - 19.9 x 13.3 x 5.0 mm, 23XK (1 of 1)

9.98 Carats Blue-Grey Pietersite Cabochon - Natural Namibian Stone - 19.9 x 13.3 x 5.0 mm, 23XK

2 days Left

JEWELRY SALE! ROCK STONE LAPIDARY SPECIMEN (1 of 2)

JEWELRY SALE! ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

5 days Left

7.13ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIA (1 of 2)

7.13ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIA

Mar 19, 2026

Vintage red Jasper arrowhead bolo (1 of 6)

Vintage red Jasper arrowhead bolo

Succetti Gallery

3 days Left

HATMANS FLOWER PETAL AGATE ROCK STONE LAPIDARY SPECIMEN (1 of 2)

HATMANS FLOWER PETAL AGATE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

455 Lots Away

JEWELRY SALE! ROCK STONE LAPIDARY SPECIMEN (1 of 2)

JEWELRY SALE! ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

5 days Left

HATMANS FLOWER PETAL AGATE ROCK STONE LAPIDARY SPECIMEN (1 of 2)

HATMANS FLOWER PETAL AGATE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

4 days Left

JEWELRY SALE! ROCK STONE LAPIDARY SPECIMEN (1 of 2)

JEWELRY SALE! ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

5 days Left

TOP