Results for “Fossil Specimen”

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Large Metacanthina Trilobite Fossil in Stone Matrix: Alnif region, Morocco. Devonian Period, ca. 380–400 million years ago. A striking and well-prepared trilobite of the genus Metacanthina, preserved in high relief within its natural matrix. The s

May 21, 2026

Large Metacanthina Trilobite Fossil in Stone Matrix

Artemis Fine Arts

Est. $900-$1,500

LARGE CATHEDRAL BOLIVIAN AMETHYST CRYSTAL GEODE WITH BLUE AGATE: A light lavender amethyst geode cathedral featuring a natural basalt outer shell with gray and blue agate banding. The interior displays light lavender druzy quartz with small black mineral inclusions

Jun 11, 2026

LARGE CATHEDRAL BOLIVIAN AMETHYST CRYSTAL GEODE WITH BLUE AGATE

Dan Morphy Auctions

Est. $200-$300

Set of 2 Natural Striped Chambered Nautilus Seashells: This set of 2 natural nautilus seashells consists of specimens of the species Nautilus pompilius. Each shell exhibits a characteristic logarithmic spiral form with a creamy-white exterior surface deco

May 20, 2026

Set of 2 Natural Striped Chambered Nautilus Seashells

Lion and Unicorn

Est. $90-$200

LARGE BOLIVIAN AMETHYST CRYSTAL CLUSTER ON WOODEN BASE: An extremely large amethyst quartz crystal cluster on a nice detachable wooden base featuring thick, blocky crystal points and large dominant center crystals with strong three-dimensional growth. The

Jun 11, 2026

LARGE BOLIVIAN AMETHYST CRYSTAL CLUSTER ON WOODEN BASE

Dan Morphy Auctions

Est. $400-$600

LARGE SPECIMEN OF LAPIS LAZULI: LARGE SPECIMEN OF LAPIS LAZULI SAR-I-SANG, AFGHANISTAN deep blue, cut and polished, with thin veining and pyrite deposits Weight: 8758g Height: 28.8cm A large and impressive specimen of lap

May 27, 2026

LARGE SPECIMEN OF LAPIS LAZULI

Lyon & Turnbull

Est. £1,000-£1,500

KEICHOUSAURUS HUI SPECIMEN: KEICHOUSAURUS HUI SPECIMEN XINGYI, GUIZHOU PROVINCE, CHINA, TRIASSIC PERIOD, 240 MILLION YEARS B.P. a finely preserved Keichousaurus hui specimen, set within a slate matrix specimen 19.8cm long,

May 27, 2026

KEICHOUSAURUS HUI SPECIMEN

Lyon & Turnbull

Est. £1,000-£1,500

2.002 Carat Natural Blue Sapphire Oval Mixed Cut with CGL Report: Natural blue sapphire of light grayish-blue color in an oval mixed cut. Accompanied by Central Gem Laboratory of Japan report number VO 07120 / 0011626 identifying the specimen as natural corundum and

2 days Left

2.002 Carat Natural Blue Sapphire Oval Mixed Cut with CGL Report

Est. $10-$100,000

X Large Prehistoric Ammonite Fossil - A Pair: Ammonites were predatory mollusks that resembled squid. These cephalopods had eyes, tentacles, and spiral shells. They are more closely related to a living octopus, though the shells resemble that of

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X Large Prehistoric Ammonite Fossil - A Pair

Chairish Auctions

21 Kg Top Quality Natural Lapis Lazuli Standing Tumble – Large Polished Blue Gemstone Decor Piece: Impressive 21 kg top quality natural Lapis Lazuli standing tumble featuring deep royal blue color with golden pyrite flecks and a smooth polished finish. This large statement piece is perfect for luxu

5 days Left

21 Kg Top Quality Natural Lapis Lazuli Standing Tumble – Large Polished Blue Gemstone Decor Piece

Fantasy Jewelry

Est. $6,000-$7,000

LARGE MEGALODON TOOTH: LARGE MEGALODON TOOTH SOUTH CAROLINA, MIOCENE PERIOD, 10 - 15 MILLION YEARS B.P. a fine Otodus megalodon tooth, gradated grey-black in colour, with fine serrations, displaying a distinctive ?wave? gro

May 27, 2026

LARGE MEGALODON TOOTH

Lyon & Turnbull

Est. £1,000-£1,500

308 Grams Natural top green emerald crystals on matrix specimen - 7.5X5.91X5.95 mm: 308 Grams Natural top green emerald crystals on matrix specimen - 7.5X5.91X5.95 mmShipping Rate: FREE SHIPPING .shipping rates are determined by Parcel weight and destination.Combined shipping: We off

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308 Grams Natural top green emerald crystals on matrix specimen - 7.5X5.91X5.95 mm

Fantasy Jewelry

LARGE CATHEDRAL BOLIVIAN DRUZY AMETHYST CRYSTAL GEODE WITH AGATE: A large amethyst geode cathedral featuring a natural basalt shell, banded blue-gray agate, and sparkling amethyst druzy quartz interior. The specimen has a flat-cut base for stable display and is most

Jun 11, 2026

LARGE CATHEDRAL BOLIVIAN DRUZY AMETHYST CRYSTAL GEODE WITH AGATE

Dan Morphy Auctions

Est. $250-$350

Muscovite Mineral Specimen: Muscovite Mineral Specimen Part of the mica family. Layered, hexagonal "books" of crystal. Appearance: Pinkish-gray, silvery luster. Provenance: Property from a Royal Oak, MI priv

4 days Left

Muscovite Mineral Specimen

Est. $200-$400

Clear Quartz Crystal Cluster Mineral Specimen: Clear Quartz Crystal Cluster Mineral Specimen, on an oak wood plinth. Overall: 6.75" H x 10" W x 10" D. Provenance: From an East 53rd Street Collection. Keywords: Gemstones, Rock crystal, Geology, Gem

Jul 09, 2026

Clear Quartz Crystal Cluster Mineral Specimen

Auctions at Showplace

Est. $300-$500

1920 Grams Unique Large Hand Size Double Terminated Hiddenite Crystal Specimen - 19X12X4 CM: 1920 Grams Unique Large Hand Size Double Terminated Hiddenite Crystal Specimen - 19X12X4 CMShipping Rate: $60.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We o

5 days Left

1920 Grams Unique Large Hand Size Double Terminated Hiddenite Crystal Specimen - 19X12X4 CM

Fantasy Jewelry

Est. $2,400-$2,600

1920 Grams Unique Large Hand Size Double Terminated Hiddenite Crystal Specimen - 19X12X4 CM: 1920 Grams Unique Large Hand Size Double Terminated Hiddenite Crystal Specimen - 19X12X4 CMShipping Rate: $60.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We o

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1920 Grams Unique Large Hand Size Double Terminated Hiddenite Crystal Specimen - 19X12X4 CM

Fantasy Jewelry

1920 Grams Unique Large Hand Size Double Terminated Hiddenite Crystal Specimen - 19X12X4 CM: 1920 Grams Unique Large Hand Size Double Terminated Hiddenite Crystal Specimen - 19X12X4 CMShipping Rate: $60.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We o

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1920 Grams Unique Large Hand Size Double Terminated Hiddenite Crystal Specimen - 19X12X4 CM

Fantasy Jewelry

1086 Grams Gemmy Quality V Shape Very Magestic Double Terminated Greenish Kuznite Crystal Specimen -: 1086 Grams Gemmy Quality V Shape Very Magestic Double Terminated Greenish Kuznite Crystal Specimen - 17X8X4 CM Shipping Rate: $50.00 .shipping rates are determined by Parcel weight and destination.Com

5 days Left

1086 Grams Gemmy Quality V Shape Very Magestic Double Terminated Greenish Kuznite Crystal Specimen -

Fantasy Jewelry

Est. $2,200-$2,300

94.51 Grams Beautiful Natural Emerald Crystal Mineral Specimen - 56X34X33 mm: 94.51 Grams Beautiful Natural Emerald Crystal Mineral Specimen - 56X34X33 mm Shipping Rate: FREE SHIPPING .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer co

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94.51 Grams Beautiful Natural Emerald Crystal Mineral Specimen - 56X34X33 mm

Fantasy Jewelry

LARGE NATURAL SMOKY QUARTZ SPECIMEN ON WOODEN BASE: A substantial raw mineral specimen of natural smoky quartz, featuring translucent crystalline structures and rugged, earthy facets. The block is mounted on a minimalist, square black-painted wooden pl

5 days Left

LARGE NATURAL SMOKY QUARTZ SPECIMEN ON WOODEN BASE

Cornell Auctions, Objects & Trade

Est. $250-$450

Six Woolly Mammoth & Woolly Rhino Specimens: Arctic, Siberia and Alaska, Peistocene Epoch, ca. 100,000 to 10,000 years ago. A compelling natural history group uniting five specimens from two of the Pleistocene's most iconic megafauna. The woolly

4 days Left

Six Woolly Mammoth & Woolly Rhino Specimens

Artemis Fine Arts

Est. $600-$900

Coral Specimen & Collection of Shells.: Coral Specimen & Collection of Shells.

1 day Left

Coral Specimen & Collection of Shells.

Lunds Auctioneers & Appraisers Ltd.

Est. CA$60-CA$120

Group of Desert Rose Specimens: Group of (3) Desert Rose specimens, ancient crystal cluster of composed gypsum and sand, origin Tunisia, largest 4 1/4" x 7 1/2" x 5". Provenance: Vero Beach, Florida collection.

6 days Left

Group of Desert Rose Specimens

Kaminski Auctions

Est. $300-$500

126.16 Grams Natural Emerald Mineral Specimen - 71X40X3.8 mm: 126.16 Grams Natural Emerald Mineral Specimen - 71X40X3.8 mm Shipping Rate: FREE SHIPPING .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping o

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126.16 Grams Natural Emerald Mineral Specimen - 71X40X3.8 mm

Fantasy Jewelry

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