Roger Capron Fossils

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Fulgarite Fossilized Lightning Mineral Specimen: 6 5/8" by 4 1/2" by 3 1/4". 487 grams.

2026

Fulgarite Fossilized Lightning Mineral Specimen

Missoula, MT

Davis Brothers Auction

4.2

(907)

Gypsum Barite Desert Rose Mineral Specimen: 4" by 3 1/2" by 3 1/8". 512 grams.

2026

Gypsum Barite Desert Rose Mineral Specimen

Missoula, MT

Davis Brothers Auction

4.2

(907)

Aquamarine on Feldspar Mineral Specimen: 10 1/2" by 4 3/8" by 4 1/8". 3266 grams.

2026

Aquamarine on Feldspar Mineral Specimen

Missoula, MT

Davis Brothers Auction

4.2

(907)

Collection of Jewelry Grade Petrified Wood: 23.8lbs.

2026

Collection of Jewelry Grade Petrified Wood

Missoula, MT

Davis Brothers Auction

4.2

(907)

Butte Montana Azurite Mineral Specimen: 1 5/8" by 1 1/8" by 3/4". 16 grams

2026

Butte Montana Azurite Mineral Specimen

Missoula, MT

Davis Brothers Auction

4.2

(907)

Creedite Navidad Mine Mexico Mineral Specimen: 4" by 2 7/8" by 2 7/8". 477 grams.

2026

Creedite Navidad Mine Mexico Mineral Specimen

Missoula, MT

Davis Brothers Auction

4.2

(907)

Butte Montana Copper Malachite Mineral Specimens: 5lbs

2026

Butte Montana Copper Malachite Mineral Specimens

Missoula, MT

Davis Brothers Auction

4.2

(907)

Butte Montana Chalcopyrite Mineral Specimen: 6 3/8" by 4" by 3 1/4". 2153 grams.

2026

Butte Montana Chalcopyrite Mineral Specimen

Missoula, MT

Davis Brothers Auction

4.2

(907)

Miner Mining Pyrite Paperweight: 2 3/8" by 2 3/8" by 3".

2026

Miner Mining Pyrite Paperweight

Missoula, MT

Davis Brothers Auction

4.2

(907)

Prehistoric Complete Oreodont Femur Bone Fossil: North America, United States, South Dakota, Brule Formation, Oligocene epoch, ca. 30 million years ago. A complete fossil femur of Merycoidodon culbertsoni, an oreodont, presented on a custom display

2026

Prehistoric Complete Oreodont Femur Bone Fossil

Louisville, CO

Artemis Fine Arts

4.7

(1.5k)

Large Ammonite Fossil, Morocco Cretaceous Era: North Africa, Morocco, Cretaceous Period, ca. 100 to 66 million years ago. A large natural ammonite fossil displaying well-defined coiling and some faint ribbing to the obverse face, with the reverse

2026

Large Ammonite Fossil, Morocco Cretaceous Era

Louisville, CO

Artemis Fine Arts

4.7

(1.5k)

Stegodon Fossil Bone Fragment - Carved & Polished: Southeast Asia, Indonesia, Pleistocene era, ca. 2.5 million to 11,700 years ago. A fossilized bone fragment of Stegodon, an extinct proboscidean related to modern elephants. Mineralization has left th

2026

Stegodon Fossil Bone Fragment - Carved & Polished

Louisville, CO

Artemis Fine Arts

4.7

(1.5k)

Mammoth Ivory, Fur, Woolly Rhino Tooth & Fern Fossil: Northern Asia, Russia, Siberia / North America, Alaska, Pleistocene (Ice Age), ca. 2.6 million to 10,000 years ago; North America, United States, Missouri, Pennsylvanian Age, ca. 323 million years ago

2026

Mammoth Ivory, Fur, Woolly Rhino Tooth & Fern Fossil

Louisville, CO

Artemis Fine Arts

4.7

(1.5k)

Fifteen Amber Pieces with Suspended Insects: Northern Europe, Baltic region, ca. 470,000,000–340,000,000 BCE. Fifteen loose amber pieces in varied shapes and sizes, ranging from warm honey to deep cognac tones, some polished to a clear fin

2026

Fifteen Amber Pieces with Suspended Insects

Louisville, CO

Artemis Fine Arts

4.7

(1.5k)

Miocene Petrified Wood Section, Indonesia: Southeast Asia, Indonesia, Miocene to Pliocene epoch, ca. 2 to 23 million years ago. A fragment of deep time, arrested mid-grain. This substantial section of silicified wood preserves, with uncommon f

2026

Miocene Petrified Wood Section, Indonesia

Louisville, CO

Artemis Fine Arts

4.7

(1.5k)

20th C. Chinese Mammoth Ivory Carving - Woman Playing Pipa: East Asia, China, late Qing Dynasty to Republic period, ca. 1880–1940 CE. A relief carved from a section of fossil mammoth ivory, the natural bark of the tusk left rough along one edge to frame

2026

20th C. Chinese Mammoth Ivory Carving - Woman Playing Pipa

Louisville, CO

Artemis Fine Arts

4.7

(1.5k)

Ideal Loose Diamond - ROUND 1.41ct D VVS2: Ideal Loose Diamond - ROUND 1.41ct D VVS2 Source: This is a real non-mined Diamond that has been grown in a lab Shape: ROUND Carats: 1.41 Color: D Clarity: VVS2 Certification: IGI Video:

2026

Ideal Loose Diamond - ROUND 1.41ct D VVS2

New York, NY

Mynt Auctions

4.5

(912)

Fossil Otodus Shark Teeth Pair Specimen: Pair of fossilized shark teeth, tan to cream colored with visible root and serrated blade edges. Nice matched pair for a fossil collection.

2026

Fossil Otodus Shark Teeth Pair Specimen

Thayer, MO

Col. Christie Hatman Auctioneers

4.4

(543)

Fossil Brittle Star Specimen in Stone Slab: A flat brown stone slab featuring the fossilized impression of a brittle star with long radiating arms, highlighted against the rock matrix.

2026

Fossil Brittle Star Specimen in Stone Slab

Thayer, MO

Col. Christie Hatman Auctioneers

4.4

(543)

Fossilized Shark Tooth Specimens: Three large fossilized shark teeth embedded in matrix rock, tan to brown coloring with visible serrated tooth enamel.

2026

Fossilized Shark Tooth Specimens

Thayer, MO

Col. Christie Hatman Auctioneers

4.4

(543)

Orange Calcite and White Zeolite Mineral Specimen: Rough mineral specimen with radiating white zeolite crystal clusters and orange calcite inclusions on a dark matrix base, 89 grams.

2026

Orange Calcite and White Zeolite Mineral Specimen

Thayer, MO

Col. Christie Hatman Auctioneers

4.4

(543)

Rough Rhodochrosite Pink Mineral Specimens: Lot of six rough, unpolished pink rhodochrosite mineral chunks, 20 grams total.

2026

Rough Rhodochrosite Pink Mineral Specimens

Thayer, MO

Col. Christie Hatman Auctioneers

4.4

(543)

Tumbled Pietersite Chip Stone Lot: Collection of tumbled pietersite chips in brown, blue-gray, and rust tones, 12 grams.

2026

Tumbled Pietersite Chip Stone Lot

Thayer, MO

Col. Christie Hatman Auctioneers

4.4

(543)

Natural Bloodstone Heliotrope Rough Mineral Specimen: A single rough, unpolished bloodstone (heliotrope) specimen showing characteristic dark green chalcedony with red iron-oxide inclusions. Auction tag lists weight as 1 lb 9 grams. Measures roughly 4 in

2026

Natural Bloodstone Heliotrope Rough Mineral Specimen

Thayer, MO

Col. Christie Hatman Auctioneers

4.4

(543)

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24

Fossils Auctions

Ancient Orthoceras Cephalopod Specimens in Black Matrix

Fine Heavy Malachite Bowl, 492 grams

Fine Ancient Nantan Meteorite, 82 Grams

Variety Auction - Jewelry, Fossils & Minerals

Inspired Auctions

Starts on:

Brea, CA, US

1 day Left

Olmec Jade Male Figure, Arroyo Pesquero Cache, Scarification

Cocle Gold Saurian Deity Pectoral, Alligator Headdress (205 gr)

Huari Painted Cotton Panel with Radiant Sun Face

DAY 1 Pre-Columbian, Native American, Fossils

Artemis Fine Arts

Starts on:

Louisville, CO, US

Anasazi Chaco Black-on-White Chocolate Drinking Vessel

French Jurassic Ammonite Cluster, Stacked Stone Matrix

Phoenician Hellenistic Gold Relief Inlay of Tyche

Native American | Ethno | Fine Art

Artemis Fine Arts

Starts on:

Louisville, CO, US

6 days Left

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