Monte Dolack Fossils

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12.94 Carats Iridescent Blue-Purple Winton Opal Rough - Natural Australian Specimen 22x8mm, 78XM: This exceptional rough opal from Winton, Australia, captivates with a vivid play of color, where intense flashes of celestial blue and delicate lavender-purple swirl through a milky, translucent base.

2026

12.94 Carats Iridescent Blue-Purple Winton Opal Rough - Natural Australian Specimen 22x8mm, 78XM

ThousandPlanetHunghom, Kowloon

10.61 Carats Iridescent Green-Blue Winton Opal Rough - Natural Australian Specimen 18x16mm, 79XM: This exceptional rough opal from Winton, Australia, captivates with a vivid play of color, where intense flashes of emerald green and celestial blue swirl through a milky, translucent base. The natura

2026

10.61 Carats Iridescent Green-Blue Winton Opal Rough - Natural Australian Specimen 18x16mm, 79XM

ThousandPlanetHunghom, Kowloon

13.67 Carats Iridescent Blue-Green Winton Opal Rough - Natural Australian Specimen 19x13mm, 87XM: This exceptional rough opal from Winton, Australia, captivates with a vivid play of color, where intense flashes of celestial blue and vibrant green swirl through a milky, translucent base. The natura

2026

13.67 Carats Iridescent Blue-Green Winton Opal Rough - Natural Australian Specimen 19x13mm, 87XM

ThousandPlanetHunghom, Kowloon

9.87 Carats Iridescent Blue-Green Winton Opal Rough - Natural Australian Specimen 18x15mm, 81XM: This exceptional rough opal from Winton, Australia, captivates with a vivid play of color, where intense flashes of celestial blue and vibrant green swirl through a milky, translucent base. The natura

2026

9.87 Carats Iridescent Blue-Green Winton Opal Rough - Natural Australian Specimen 18x15mm, 81XM

ThousandPlanetHunghom, Kowloon

A Group of Six Grape Agate Specimens, 75EQ: A group of six grape agate specimens, ranging in size from 3.5 to 5.7 cm. The specimens exhibit characteristic botryoidal formations, with individual spherical aggregates resembling clusters of grapes

2026

A Group of Six Grape Agate Specimens, 75EQ

ThousandPlanetHunghom, Kowloon

13.99 Carats Iridescent Sky Blue Winton Opal Rough - Natural Australian Specimen 17x14mm, 77XM: This exceptional rough opal from Winton, Australia, captivates with a vivid play of color, where intense flashes of sky blue and subtle turquoise swirl through a milky, translucent base. The natural,

2026

13.99 Carats Iridescent Sky Blue Winton Opal Rough - Natural Australian Specimen 17x14mm, 77XM

ThousandPlanetHunghom, Kowloon

An Ethiopian Welo Opal Rough Lot, 54.72g, 57ZH: A parcel of rough Welo opal, with individual pieces ranging from 1-2.7 cm in size. The specimens exhibit a milky to translucent base, with visible play-of-color displaying flashes of blue, green, yell

2026

An Ethiopian Welo Opal Rough Lot, 54.72g, 57ZH

ThousandPlanetHunghom, Kowloon

23.55 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 46XP: This impressive Winton boulder opal rough slab displays a dramatic field of vivid cobalt blue iridescence, with swirling patches of indigo and hints of teal-green that glow intensely under light. Meas

2026

23.55 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 46XP

ThousandPlanetHunghom, Kowloon

QUARTZ CRYSTAL CLUSTER: LARGE WHITE QUARTZ MINERAL SPECIMEN. 13" L.

2026

QUARTZ CRYSTAL CLUSTER

Redlands Antique AuctionRedlands, CA

Albert de Grossouvre (1849–1932) – Study of Fossilized Ammonites – Lithograph (1894): "Ammonite Fossils" presents a detailed scientific illustration of several ammonite specimens, showing both lateral and ventral perspectives of the coiled shells. The work highlights the intricate ribb

2026

Albert de Grossouvre (1849–1932) – Study of Fossilized Ammonites – Lithograph (1894)

Proverde AuctionsAvignon, Provence-Alpes-C?te d?Azur

4 DEPRESSION ROYAL RUBY RED SHERBERTS: 3" TALL GOOD SHAPE

2026

4 DEPRESSION ROYAL RUBY RED SHERBERTS

Dees Auction Company LLCKosciusko, MS

Albert de Grossouvre (1849–1932) – Paleontological Study of Fossilized Ammonites – Lithograph: Ammonite Fossils illustrates a detailed scientific rendering of several ammonite specimens, showing both lateral and ventral views of the coiled shells. This work is from the publication Recherches su

2026

Albert de Grossouvre (1849–1932) – Paleontological Study of Fossilized Ammonites – Lithograph

Proverde AuctionsAvignon, Provence-Alpes-C?te d?Azur

Diplomystus dentatus Green River Fish Fossil: 7 1/2" by 5 3/8"

2026

Diplomystus dentatus Green River Fish Fossil

Davis Brothers AuctionMissoula, MT

Knightia eocaena Green River Formation Fish Fossil: 4 3/4" by 4 1/8"

2026

Knightia eocaena Green River Formation Fish Fossil

Davis Brothers AuctionMissoula, MT

Knightia eocaena Green River Formation Fish Fossil: 5 3/4" by 4 1/2"

2026

Knightia eocaena Green River Formation Fish Fossil

Davis Brothers AuctionMissoula, MT

Knightia Alta Green River Formation Fish Fossil: 7 3/4" by 6 1/4"

2026

Knightia Alta Green River Formation Fish Fossil

Davis Brothers AuctionMissoula, MT

1999 Pokemon Fossil Recycle 1st Edition PSA 10: 1999 Pokemon Fossil Recycle 1st Edition PSA 10 Other Notes: Fontaine's Auction Gallery can arrange shipping for this item (USA only).

2026

1999 Pokemon Fossil Recycle 1st Edition PSA 10

Fontaine's Auction GalleryPittsfield, MA

10 Sterling Pendants with Natural Elements: Ten vintage Sterling Silver necklace pendants with natural elements. Includes three with bezel set Ammonite fossils, three with bezel set Trilobite fossils, and four medallions with Peruvian Butterfly

2026

10 Sterling Pendants with Natural Elements

Schmidt's Antiques Inc. Since 1911Ypsilanti, MI

Zuni Carved Seashell Fish Fetish: 2" by 5/8" by 1/4"

2026

Zuni Carved Seashell Fish Fetish

Davis Brothers AuctionMissoula, MT

365ct Lapis Lazuli Stone Carving Media: 73.13 grams. 2" by 1 1/4" by 1 1/8".

2026

365ct Lapis Lazuli Stone Carving Media

Davis Brothers AuctionMissoula, MT

575ct Lapis Lazuli Stone Carving Media: 115 grams. 2 3/4" by 2 3/8" by 1/2".

2026

575ct Lapis Lazuli Stone Carving Media

Davis Brothers AuctionMissoula, MT

4425ct Lapis Lazuli Stone Carving Media: 885 grams. 7 3/4" by 3 1/2" by 3/4".

2026

4425ct Lapis Lazuli Stone Carving Media

Davis Brothers AuctionMissoula, MT

Petrified Wood Sphere: 2.4" in diameter. 330 grams.

2026

Petrified Wood Sphere

Davis Brothers AuctionMissoula, MT

LOT of 71 Fossilized Megalodon Teeth: Ancient Seas, Middle Miocene to end of Pliocene eras, ca. 28 to 1.5 million years ago. A beautiful lot of 71 fossilized teeth from the prehistoric megalodon shark. Megalodon teeth can form a variety o

2026

LOT of 71 Fossilized Megalodon Teeth

Sofe Design AuctionsCarrollton, TX

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Fossils Auctions

Moroccan Jurassic Starfish Fossil

Pink Halite Cluster

Yellow Dogtooth Calcite Formation

Summer Rock and Fossil Clearance Auction

Fossils & Gemstones of Houston

Starts on:

Houston, TX, US

Superb Iatmul Mask, Papua New Guinea

Fine Borneo Shaman Bin with Lid

Early Japanese Oni Demon Mask

Fine Ethnographic, Asian & Antiques

Inspired Auctions

Starts on:

Brea, CA, US

4 days Left

Sizable Colima Redware Figural Vessel - Shaman w/ Horns

Steppe Bison (Bison priscus) Partial Skull, Horn Cores

Chinese Han Painted Pottery Horse Torso, ex-de Coux

Cultural Discoveries: Ancient / Ethnographic

Artemis Fine Arts

Starts on:

Louisville, CO, US

5 days Left

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