Fossils

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Highly Ruffled Tridacna Gigas Giant Half Clamshell Specimen: Highly Ruffled Tridacna Gigas Giant Half Clamshell Specimen. Incredible display piece, with strong ruffles on the outside that resemble the closely related Tridacna Squamosa, indicating its age and th

2026

Highly Ruffled Tridacna Gigas Giant Half Clamshell Specimen

Sarasota Estate AuctionSARASOTA, FL

(1) Horse Conch and (2) Lightning Whelk Seashells: (1) Horse Conch and (2) Lightning Whelk Seashells. All excellent specimens, with one of the whelks showing signs of barnacle growth on the top. The lightning whelk is a particularly interesting shell,

2026

(1) Horse Conch and (2) Lightning Whelk Seashells

Sarasota Estate AuctionSARASOTA, FL

Beautiful Large Malachie & Azurite Specimine. Colorful Vibrant Green, Purple, and Blue Colors. About: Beautiful Large Malachie & Azurite Specimine. Colorful Vibrant Green, Purple, and Blue Colors. About 8" long

2026

Beautiful Large Malachie & Azurite Specimine. Colorful Vibrant Green, Purple, and Blue Colors. About

Heartland Artifact AuctionsQuincy, IL

Rare Pyrite Ammonite, Lower Jurassic, Pliensbachian Stage, 190-182 million years BP. Nice Pyrite: Rare Pyrite Ammonite, Lower Jurassic, Pliensbachian Stage, 190-182 million years BP. Nice Pyrite Tropidoceras ammonite fossil.

2026

Rare Pyrite Ammonite, Lower Jurassic, Pliensbachian Stage, 190-182 million years BP. Nice Pyrite

Heartland Artifact AuctionsQuincy, IL

Rare Green & Blue Petrified Wood Slab, 8" long, Oregon Bogwood, Vibrant Greens & Blues mixed with: Rare Green & Blue Petrified Wood Slab, 8" long, Oregon Bogwood, Vibrant Greens & Blues mixed with Tan & Brown with hints of Red & White. Much Harder to Find Color Pattern

2026

Rare Green & Blue Petrified Wood Slab, 8" long, Oregon Bogwood, Vibrant Greens & Blues mixed with

Heartland Artifact AuctionsQuincy, IL

Colorful Purple Nolan found in Bandera County Texas, 2 1/16" long. Nice classic form, great color: Colorful Purple Nolan found in Bandera County Texas, 2 1/16" long. Nice classic form, great color and heavy patina!

2026

Colorful Purple Nolan found in Bandera County Texas, 2 1/16" long. Nice classic form, great color

Heartland Artifact AuctionsQuincy, IL

Display Worthy Bull Shark Jaw and Teeth: Display Worthy Bull Shark Jaw and Teeth. A nearly complete set of teeth are set in the jaw, which is likely from a juvenile bull shark based on the shape of the teeth and their size. A shark's ske

2026

Display Worthy Bull Shark Jaw and Teeth

Sarasota Estate AuctionSARASOTA, FL

SOLD

“Little Dinosaur” Formation Agate Nodule: A natural agate nodule featuring a distinctive internal formation resembling a small prehistoric creature or dinosaur-like figure. The organic mineral patterns and contrasting tones create a visually

2026

“Little Dinosaur” Formation Agate Nodule

Bridge's AuctionHolmdel, NJ

SOLD

“Crimson Terrain” Natural Stone Slab with Abstract Black Veining: A natural stone slab featuring striking pink to crimson coloration, intersected by dramatic black mineral veining. The composition presents an abstract, almost painterly appearance, reminiscent of aer

2026

“Crimson Terrain” Natural Stone Slab with Abstract Black Veining

Bridge's AuctionHolmdel, NJ

2 7/8" Grooved Plummet, Adams Co. Illinois. Motley COA. Amazing Fossilferous Material, with 1000's: 2 7/8" Grooved Plummet, Adams Co. Illinois. Motley COA. Amazing Fossilferous Material, with 1000's of tiny compacted fossils. Excellent form with nice polish and a shallow groove around the top. Flawl

2026

2 7/8" Grooved Plummet, Adams Co. Illinois. Motley COA. Amazing Fossilferous Material, with 1000's

Heartland Artifact AuctionsQuincy, IL

Huge 9" Green Fluorspar Specimine, Great cluster of Fluorite Cubes. Great Color, hard to find Green,: Huge 9" Green Fluorspar Specimine, Great cluster of Fluorite Cubes. Great Color, hard to find Green, especially this large!

2026

Huge 9" Green Fluorspar Specimine, Great cluster of Fluorite Cubes. Great Color, hard to find Green,

Heartland Artifact AuctionsQuincy, IL

Huge Colorful 7" Long Shiva Lingam Stone, Narmada River, India. Amazing Color!: Huge Colorful 7" Long Shiva Lingam Stone, Narmada River, India. Amazing Color!

2026

Huge Colorful 7" Long Shiva Lingam Stone, Narmada River, India. Amazing Color!

Heartland Artifact AuctionsQuincy, IL

43g Meteorite Slab. 43 grams.: 43g Meteorite Slab. 43 grams.

2026

43g Meteorite Slab. 43 grams.

Heartland Artifact AuctionsQuincy, IL

SOLD

“Black Star” Agate Geode Specimen: A natural agate geode specimen featuring a visually striking central formation resembling a “black star,” surrounded by layered mineral textures. The contrast between the darker interior and t

2026

“Black Star” Agate Geode Specimen

Bridge's AuctionHolmdel, NJ

BURMITE AMBER WITH 2 INSECTS: Clear yellow burmite amber with 2 insects (abr11/17). Weight: 0.27 gram. Origin: Hukwang valley, Kachin State, Myanmar. Age: 99 Mill. years. THIS LOT IS ELIGIBLE FOR A 30-DAY UNCONDITIONAL RET

2026

BURMITE AMBER WITH 2 INSECTS

Antique Arena Inc.Brooklyn, NY

Loose Diamond - CUSHION MODIFIED 1.07ct Fancy Intense Pink VVS2: Loose Diamond - CUSHION MODIFIED 1.07ct Fancy Intense Pink VVS2 Source: This is a real non-mined Diamond that has been grown in a lab Shape: CUSHION MODIFIED Carats: 1.07 Color: Fancy Intense Pink Cer

2026

Loose Diamond - CUSHION MODIFIED 1.07ct Fancy Intense Pink VVS2

Diamond DepotNew York, NY

Loose Diamond - RADIANT 3.1ct E VVS2: Loose Diamond - RADIANT 3.1ct E VVS2 Source: This is a real non-mined Diamond that has been grown in a lab Shape: RADIANT Carats: 3.1 Color: E Clarity: VVS2 Certification: IGI Video:

2026

Loose Diamond - RADIANT 3.1ct E VVS2

Mynt AuctionsNew York, NY

Loose Diamond - RADIANT 0.7ct Fancy Intense Green VS1: Loose Diamond - RADIANT 0.7ct Fancy Intense Green VS1 Source: This is a real non-mined Diamond that has been grown in a lab Shape: RADIANT Carats: 0.7 Color: Fancy Intense Green Certification: IGI Vid

2026

Loose Diamond - RADIANT 0.7ct Fancy Intense Green VS1

Diamond DepotNew York, NY

Loose Diamond - TRIANGULAR 0.17ct Fancy Deep Blue Green VS1: Loose Diamond - TRIANGULAR 0.17ct Fancy Deep Blue Green VS1 Source: This is a real non-mined Diamond that has been grown in a lab Shape: TRIANGULAR Carats: 0.17 Color: Fancy Deep Blue Green Certificat

2026

Loose Diamond - TRIANGULAR 0.17ct Fancy Deep Blue Green VS1

Diamond DepotNew York, NY

2.82 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem 14x9mm, 28XC: This captivating Welo opal gleams with a luminous cascade of multi neon color that ripple across the stone's surface with every movement. The play-of-color is vivid and well-distributed, presenting a

2026

2.82 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem 14x9mm, 28XC

ThousandPlanetHunghom, Kowloon

1.72 Carats Light Blue Aquamarine - Natural Brazilian Stone - 23.5 x 3.3 x 2.6 mm, 36WE: This slender, precision-cut aquamarine offers a clean, icy blue hue with crystalline clarity and exceptional length. Its elongated baguette shape showcases the gem's natural transparency and structura

2026

1.72 Carats Light Blue Aquamarine - Natural Brazilian Stone - 23.5 x 3.3 x 2.6 mm, 36WE

ThousandPlanetHunghom, Kowloon

3.19 Carats Oval Mixed-Cut Iolite Parcel - Natural Iolite 5x3mm, 70XM: This parcel of oval mixed-cut iolites showcases a rich, deep blue-purple hue, reminiscent of twilight skies, with subtle silvery undertones that lend a luminous, ethereal appearance to each stone. The

2026

3.19 Carats Oval Mixed-Cut Iolite Parcel - Natural Iolite 5x3mm, 70XM

ThousandPlanetHunghom, Kowloon

6.39 Carats Natural Sleeping Beauty Turquoise Round Cabochon Parcel - Natural Arizona Stones, 51XP: This curated parcel of eight round cabochon Sleeping Beauty turquoise gems showcases a vivid, uniform sky-blue hue, with subtle natural matrix inclusions that highlight their authentic, unaltered orig

2026

6.39 Carats Natural Sleeping Beauty Turquoise Round Cabochon Parcel - Natural Arizona Stones, 51XP

ThousandPlanetHunghom, Kowloon

6.46 Carats Deep Blue Kyanite Emerald Cut - Natural Nepalese Stone, 51XK: This striking kyanite presents a rich, inky blue tone with flashes of steel and sapphire hues that shift subtly with the light. Cut in a clean emerald shape, the stone shows crisp edges and a strong,

2026

6.46 Carats Deep Blue Kyanite Emerald Cut - Natural Nepalese Stone, 51XK

ThousandPlanetHunghom, Kowloon

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Fossils Auctions

Beautiful Malachite Dish, 454 grams

Quartz Carved Cockatoos on Pyrite Cluster, 104 grams

Fine Ancient Meteorite Specimen

Summer Jewelry, Fossils and Minerals Auction

Inspired Auctions

Starts on:

Brea, CA, US

24 hrs Left

Mexican Guerrero Silver Mask w/ Lizard Motif Bell

Large Prehistoric Fossilized Platecarpus Mosasaur Skull

Taino Stone Zemi - Carved Anthropomorphic Cohoba Idol

Native American | Ethnographic | Ancient Art

Artemis Fine Arts

Starts on:

Louisville, CO, US

3 days Left

Art — Ornate Gold Gilt Frame with Framed Art Print Cherub and Floral Decoration

Art Glass — Pair Vintage Perfume Bottles Nina Ricci L Air du Temps and Escada Sentiment EDT

Knife — Mixed Pocket Knife Lot 14 Pieces Frost Cutlery Delta Ranger Black Knight Swiss Army

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Col. Christie Hatman Auctioneers

Starts on:

Thayer, MO, US

1 day Left

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