Fossil Fossils

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11.88 ct "Top Qulaity" Natural Yellow Mystic Quartz: Gemstones: Natural Mystic Quartz /Carat Weights: 11.88 ct /Size or Dimensions: 15 X 12 X 8 mm Approx /Treatment: Coated

2026

11.88 ct "Top Qulaity" Natural Yellow Mystic Quartz

Finest Gems Auction Rajasthan, IN

14.08 ct "Top Quality" Brazilian Natural Pink Amethyst: Gemstones: Natural Brazil Amethyst /Carat Weights: 14.08 ct /Size or Dimensions: 16 X 16 X 9.50 mm /Origin : Brazil

2026

14.08 ct "Top Quality" Brazilian Natural Pink Amethyst

Finest Gems Auction Rajasthan, IN

2.61 ct Natural Peridot: Gemstones: Natural Peridot /Carat Weights: 2.61 ct /Size or Dimensions: 10 X 8 X 5 mm Approx /Treatment: No

2026

2.61 ct Natural Peridot

Finest Gems Auction Rajasthan, IN

16.95 ct "Top Qulaity" Natural Rainbow Mystic Quartz: Gemstones: Natural Mystic Quartz /Carat Weights: 16.95 ct /Size or Dimensions: 22 X 16 X 9.60 mm /Treatment: Coated

2026

16.95 ct "Top Qulaity" Natural Rainbow Mystic Quartz

Finest Gems Auction Rajasthan, IN

2.50 ct Natural Pink Coral Heart: Gemstones: Natural Pink Coral /Carat Weights: 2.50 ct /Size or Dimensions: 9.70 X 9.50 X 4 mm

2026

2.50 ct Natural Pink Coral Heart

Finest Gems Auction Rajasthan, IN

8.06 ct Natural Chalcedony Round: Gemstones: Natual Chalcedony /Carat Weights: 8.06 ct /Size or Dimensions: 11 X 11 mm

2026

8.06 ct Natural Chalcedony Round

Finest Gems Auction Rajasthan, IN

11.38 ct "Top Quality" Brazilian Natural Pink Amethyst: Gemstones: Natural Brazil Amethyst /Carat Weights: 11.38 ct /Size or Dimensions: 18 X 13 X 9 mm /Origin : Brazil

2026

11.38 ct "Top Quality" Brazilian Natural Pink Amethyst

Finest Gems Auction Rajasthan, IN

4.20 ct "Amazing Qulaity" Natural Rainbow Mystic Quartz Pair: Gemstones: Natural Mystic Quartz /Carat Weights: 4.20 ct /Size or Dimensions: 7 X 7 mm /Treatment: Coated

2026

4.20 ct "Amazing Qulaity" Natural Rainbow Mystic Quartz Pair

Finest Gems Auction Rajasthan, IN

2.66 Ct Natural Royal Blue Moonstone Pair: Gemstones: Natural Blue Moonstone /Carat Weights: 2.66 Ct /Size or Dimensions: 8 X 6 mm

2026

2.66 Ct Natural Royal Blue Moonstone Pair

Finest Gems Auction Rajasthan, IN

59.14 ct "Amazing Qulaity" Natural Rainbow Mystic Quartz: Gemstones: Natural Mystic Quartz /Carat Weights: 59.14 ct /Size or Dimensions: 26 X 25.60 X 16.70 mm /Treatment: Coated

2026

59.14 ct "Amazing Qulaity" Natural Rainbow Mystic Quartz

Finest Gems Auction Rajasthan, IN

0.33 Ct "Flawless" Natural Tanzanite: Gemstones: Natural Tanzanite /Carat Weights: 0.33 ct /Size or Dimensions: 5.80 X 3.80 X 1.80 mm Approx /Origin : Tanzania

2026

0.33 Ct "Flawless" Natural Tanzanite

Finest Gems Auction Rajasthan, IN

1.40 Ct "Top Quality" Natural Sapphire Set: Gemstones: Natural Sapphire /Carat Weights: 1.40 ct /Size or Dimensions: 4.50 X 3.50 mm /Treatment: Heated

2026

1.40 Ct "Top Quality" Natural Sapphire Set

Finest Gems Auction Rajasthan, IN

Authentic Fossilized Momouth Tusk Fragment: An exceptional find for natural history enthusiasts and fossil collectors, this authentic fossilized Mammoth tusk fragment is a remarkable piece of prehistoric history. Unearthed in South Dakota durin

2026

Authentic Fossilized Momouth Tusk Fragment

Diamond Auctions LLCUkiah, CA

Authentic Fossilized Dinosaur Egg: Prehistoric Natural History Specimen found in 1987 in Zhejiang. Measures

2026

Authentic Fossilized Dinosaur Egg

Diamond Auctions LLCUkiah, CA

7.6ct Natural Emerald & Two 1.56ct Tanzanites with COA.: 7.6ct Natural Emerald & Two 1.56ct Tanzanites with COA.

2026

7.6ct Natural Emerald & Two 1.56ct Tanzanites with COA.

Lunds Auctioneers & Appraisers Ltd.Victoria, BC

Three Amethyst Gemstones: 16-23mm, 11.4g.: Three Amethyst Gemstones: 16-23mm, 11.4g.

2026

Three Amethyst Gemstones: 16-23mm, 11.4g.

Lunds Auctioneers & Appraisers Ltd.Victoria, BC

A Group of Eight Loose Emeralds: A Group of Eight Loose Emeralds Including double cabochons, emerald-cut and step-cuts weighing approximately 1.94 carats, 1.25 carats, 2.12 carats, 2.38 carats, 2.19 carats, 1.88 carats, 2.28 carats a

2026

A Group of Eight Loose Emeralds

John Moran Auctioneers, Inc.Monrovia, CA

Friedrich Justin Bertuch (1747–1822) – Herpetological Studies of Frogs and Toads: "Amphibien" illustrates a broad overview of several distinct species of frogs and toads arranged across a single plate format. The composition features diverse anuran specimens rendered with naturalis

2026

Friedrich Justin Bertuch (1747–1822) – Herpetological Studies of Frogs and Toads

Dahlstroms AuctioneerAvignon, Provence-Alpes-Cote d'Azur

$Translucent Rock Crystal Obelisk: Translucent Rock Crystal Obelisk 20th century, Brazil Translucent colorless rock crystal obelisk, features internal fractures, veils, and cloudy inclusions that reflect light. #17494 H. 5.5" x 1.5" x$

2026

Translucent Rock Crystal Obelisk

Akiba GalleriesDania Beach, FL

Loose Diamond - OLD MINER 5.02ct F VVS2: Loose Diamond - OLD MINER 5.02ct F VVS2 Source: This is a real non-mined Diamond that has been grown in a lab Shape: OLD MINER Carats: 5.02 Color: F Clarity: VVS2 Certification: IGI Condition: Pre-Own

2026

Loose Diamond - OLD MINER 5.02ct F VVS2

BidhausNew York, NY

2 Specimens: Brain Coral and Petrified Wood w/ Bark: Group of two specimens, including a segment of natural fossilized "brain coral" and a segment of petrified wood. (Each, approximately) Height: 4 in x width: 4 1/2 in x depth: 7 in.

2026

2 Specimens: Brain Coral and Petrified Wood w/ Bark

Loon EstatesSaint Paul, MN

collection of eight varied objects including natural history specimens, fossils, and decorative carv: collection of eight varied objects including natural history specimens, fossils, and decorative carvings. The group includes a polished Orthoceras fossil specimen presented in a teardrop-shaped dark l

2026

collection of eight varied objects including natural history specimens, fossils, and decorative carv

Uniques and Antiques, Inc.Aston, PA

AMETHYST ROCK STONE LAPIDARY SPECIMEN: AMETHYST ROCK STONE LAPIDARY SPECIMEN - Part of our Discover Twilight Bazaar, Crystals and Gems auction at HATMAN'S Auctions! Please see photos for measurements and condition. YES, we have in-house sh

2026

AMETHYST ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

Group of Sea Shells: Group of Sea Shells, 2-4in

2026

Group of Sea Shells

Bryant Art AuctionPlacentia, CA

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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

7 days Left

2 13/16" Saddle Bannerstone, Granite with Porphyry Material, Morrow Co., Ohio, Ex. Randy Bauer,

4 1/8" Ocala Point, LaSalle Co., Illinois, Ex. Larry VanBibber, Ex. Brian Wrage, Motley COA

2 1/8" Fishtail Dalton, Tupelo, Arkansas, Found by John Middlebrook

Native American, Pre-Columbian Artifacts

Heartland Artifact Auctions

Starts on:

Quincy, IL, US

Exhibited Maya Palenque Rubbing - Temple of the Cross

Caddo Blackware Bipod Bottle with Engraved Arched Form

Peter Max Pop Art Poster - "Love" (1969)

Pre-Columbian | Antiquities | Fine Arts

Artemis Fine Arts

Starts on:

Louisville, CO, US

2 days Left

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