Fossils

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35.06 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 38XP: This impressive 35.06ct Winton boulder opal rough slab features a dynamic mosaic of luminous peacock blue and seafoam-green iridescence, interwoven with intricate ironstone matrix patterns. Measuring

2026

35.06 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 38XP

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

34.92 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 42XP: This striking Winton boulder opal rough slab showcases a vivid, iridescent patch of emerald-green and electric-blue play-of-color, set against a soft sky-blue opal base and encased in a rugged ironsto

2026

34.92 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 42XP

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

Aquamarine 8.92Ct Natural Blue Aquamarine Smooth Cabochon (OT6979), 572A: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

Aquamarine 8.92Ct Natural Blue Aquamarine Smooth Cabochon (OT6979), 572A

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

4.41CTS Natural Hessonite Garnet Step Cut Pair for Jewelry Making, 648MZ: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

4.41CTS Natural Hessonite Garnet Step Cut Pair for Jewelry Making, 648MZ

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Tourmaline 11.70Ct Natural Unheated Tourmaline Green Color Rough Nigeria Mine LOT, 281B: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

Tourmaline 11.70Ct Natural Unheated Tourmaline Green Color Rough Nigeria Mine LOT, 281B

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Dendrite Opal 3.98Ct Fancy Cut Natural Faceted Dendrite Opal, 1200MZ: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

Dendrite Opal 3.98Ct Fancy Cut Natural Faceted Dendrite Opal, 1200MZ

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Tourmaline 113.15Ct Large Natural Pink Green Tourmaline Rough Nigeria Mine, 251A: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

Tourmaline 113.15Ct Large Natural Pink Green Tourmaline Rough Nigeria Mine, 251A

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

22.40Ct Natural Freshwater Rainbow Freeform Pearl, 838A: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

22.40Ct Natural Freshwater Rainbow Freeform Pearl, 838A

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

11.74Ct Natural Labradorite Hand Carved Cut Gemstone, 552B: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

11.74Ct Natural Labradorite Hand Carved Cut Gemstone, 552B

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Tourmaline 10.65Ct Natural Unheated Tourmaline Green Color Rough Nigeria Mine LOT, 1115B: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

Tourmaline 10.65Ct Natural Unheated Tourmaline Green Color Rough Nigeria Mine LOT, 1115B

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

5.25Ct Natural Green Moss Agate - India Gemstone - Oval Faceted, 247MZ: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

5.25Ct Natural Green Moss Agate - India Gemstone - Oval Faceted, 247MZ

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

15.43Ct Natural Green Moss Agate In Lot - India Gemstone - Step Cut Faceted, 380MZ: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

15.43Ct Natural Green Moss Agate In Lot - India Gemstone - Step Cut Faceted, 380MZ

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Blue Sapphire 2.26Ct Rectangle Cut Natural Thailand Blue Sapphire, 1149B: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

Blue Sapphire 2.26Ct Rectangle Cut Natural Thailand Blue Sapphire, 1149B

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Lab Grown 3.02 ct, Color E/VS2 IGI Graded Diamond: Lab/Natural Diamond: Lab Carat Weight: 3.02 Color Grade: E Clarity Grade: VS2 Model: CUSHION Fluorescence: None Polish: EX Symmetry: EX Depth: 66.4 Table: 66 Size: 10.15-7.62*5.06 Certificate Number:

2026

Lab Grown 3.02 ct, Color E/VS2 IGI Graded Diamond

Robinhood AuctionsLas Vegas, NV

Petrified Wood Specimen Display, Nuclear Reactor: Petrified Fossilized Wood Geological Specimen Display. Two petrified wood specimens mounted to wood with metal wire. Remnants of a descriptive card remain, with the words "first nuclear reactor" legib

2026

Petrified Wood Specimen Display, Nuclear Reactor

PUBLIC SALEHudson, NY

George Brettingham Sowerby I – Navicella (Studies of Freshwater Limpets): "Navicella" presents a systematic arrangement of slipper-shaped freshwater shells, showcasing the smooth, elliptical forms and varied surface patterns of the genus now generally classified as Septaria

2026

George Brettingham Sowerby I – Navicella (Studies of Freshwater Limpets)

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

Pink Stone Sculpture of a Nude Rock Climber, Signed: Contemporary Pink Stone Sculpture of a Nude Rock Climber, Signed. Unusual sculpture of a naked man climbing a natural chunk of pink stone, possibly rose quartz or marble. Signed Pfieffer 2005. Dimensi

2026

Pink Stone Sculpture of a Nude Rock Climber, Signed

PUBLIC SALEHudson, NY

Green River Formation Fossil Fish Plate – Two Knightia + Back Fossil – Wyoming: Fossil fish plate from the Green River Formation, Kemmerer, Wyoming, dating to the Eocene epoch (approximately 50 million years old). The front of the slab contains two well preserved Knightia fish fo

2026

Green River Formation Fossil Fish Plate – Two Knightia + Back Fossil – Wyoming

North American Artifact AuctionsHannibal, MO

4 Mazon Creek Plant Fossils 2 7/8" largest.: 4 Mazon Creek Plant Fossils 2 7/8" largest.

2026

4 Mazon Creek Plant Fossils 2 7/8" largest.

North American Artifact AuctionsHannibal, MO

4 Mazon Creek Fossils 2 5/16" largest.: 4 Mazon Creek Fossils 2 5/16" largest.

2026

4 Mazon Creek Fossils 2 5/16" largest.

North American Artifact AuctionsHannibal, MO

4 11/16" Mazon Creek Fern Fossil Split Nodule.: 4 11/16" Mazon Creek Fern Fossil Split Nodule.

2026

4 11/16" Mazon Creek Fern Fossil Split Nodule.

North American Artifact AuctionsHannibal, MO

Mazon Creek 3 1/2" Foliage Fossil Split Nodule.: Mazon Creek 3 1/2" Foliage Fossil Split Nodule.

2026

Mazon Creek 3 1/2" Foliage Fossil Split Nodule.

North American Artifact AuctionsHannibal, MO

Mazon Creek Leaf Fossil 3 5/16" Split Nodule.: Mazon Creek Leaf Fossil 3 5/16" Split Nodule.

2026

Mazon Creek Leaf Fossil 3 5/16" Split Nodule.

North American Artifact AuctionsHannibal, MO

4 1/2" Mazon Creek Leaf Fossil Split Nodule.: 4 1/2" Mazon Creek Leaf Fossil Split Nodule.

2026

4 1/2" Mazon Creek Leaf Fossil Split Nodule.

North American Artifact AuctionsHannibal, MO

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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

1 day 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

ANTIQUE AUCTION ESTATE RARITIES

Col. Christie Hatman Auctioneers

Starts on:

Thayer, MO, US

2 days 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

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