Modern Fossils

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1.41Ct Natural Pakistan Clean Green Peridot Gemstone For Jewelry Making, 1198B: 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

1.41Ct Natural Pakistan Clean Green Peridot Gemstone For Jewelry Making, 1198B

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

0.77 Carats Honey Amber Cabochon with Insect Inclusion - Natural Baltic Stone, LZ82: This extraordinary 0.77 carat amber cabochon, measuring 8.8mm x 7.0mm x 4.0mm, is a breathtaking piece of prehistoric natural history. Polished into a smooth oval cabochon, the warm, golden honey-colo

2026

0.77 Carats Honey Amber Cabochon with Insect Inclusion - Natural Baltic Stone, LZ82

ThousandPlanetSathorn, Bangkok

21.02 Carats Lavender Amethyst Oval - Natural Loose Gemstone, LZ62: This breathtaking 21.02 carat lavender amethyst is precision-cut into a classic oval shape, measuring 22.9mm x 16.8mm x 8.5mm. It glows with a soft, ethereal lavender hue, reminiscent of a misty twili

2026

21.02 Carats Lavender Amethyst Oval - Natural Loose Gemstone, LZ62

ThousandPlanetSathorn, Bangkok

5.43 Carats Mixed Cut Aquamarine Selection - Natural Brazilian Stones, 92XN: This curated selection of ten faceted aquamarine gemstones, weighing a total of 5.43 carats with individual dimensions ranging from 5.2 to 10.4 mm, showcases the iconic cool blue clarity of the gem al

2026

5.43 Carats Mixed Cut Aquamarine Selection - Natural Brazilian Stones, 92XN

ThousandPlanetSathorn, Bangkok

7.51 Carats Multicolor Tourmaline Round Parcel - Natural Loose Stones, 37XB: This elegant parcel of tourmalines presents a delightful mix of soft, natural hues, including pale mint green, lime yellow, and a striking saturated pink. The total carat weight of the lot is 7.51 car

2026

7.51 Carats Multicolor Tourmaline Round Parcel - Natural Loose Stones, 37XB

ThousandPlanetSathorn, Bangkok

1.18 Carats Natural Tanzanite - Oval Faceted Loose Gemstone, 91WE: Natural oval-faceted tanzanite gemstone, sourced from the exclusive Merelani Hills of Tanzania. This exceptional specimen showcases a striking, vivid blue-violet color with iconic pleochroism, shiftin

2026

1.18 Carats Natural Tanzanite - Oval Faceted Loose Gemstone, 91WE

ThousandPlanetSathorn, Bangkok

34.13 Carats Lavender Amethyst Oval - Natural Loose Gemstone, LZ63: This magnificent 34.13 carat lavender amethyst is precision-cut into a classic oval shape, measuring 24.8mm x 19.2mm x 11.7mm. It glows with a soft, ethereal lavender hue, reminiscent of a misty twili

2026

34.13 Carats Lavender Amethyst Oval - Natural Loose Gemstone, LZ63

ThousandPlanetSathorn, Bangkok

1.082 Carats Certified Blue Violetish Spinel - Natural Gemstone, LZ270: This exceptional oval mixed-cut spinel enchants with a rare, velvety blue base infused with delicate violetish undertones, a coveted color combination in natural spinel. The mixed faceting is precisio

2026

1.082 Carats Certified Blue Violetish Spinel - Natural Gemstone, LZ270

ThousandPlanetSathorn, Bangkok

3.66 Carats Cream-Blue Boulder Opal - Natural Australian Stone, 48XM: This elegant boulder opal captivates with a soft, creamy base that transitions into cool, translucent blue layers, with subtle flashes of iridescent green and violet shimmering beneath its smooth, tri

2026

3.66 Carats Cream-Blue Boulder Opal - Natural Australian Stone, 48XM

ThousandPlanetSathorn, Bangkok

27.98 Carats Lavender Amethyst Pear - Natural Loose Gemstone, LZ59: This magnificent 27.98 carat lavender amethyst is precision-cut into a classic pear shape, measuring 23.3mm x 18.7mm x 12.9mm. It exhibits a soft, ethereal lavender hue, reminiscent of twilight skies,

2026

27.98 Carats Lavender Amethyst Pear - Natural Loose Gemstone, LZ59

ThousandPlanetSathorn, Bangkok

3.08 Carats Boulder Opal Cabochon - Natural Matrix & Play-of-Color Specimen, 54XM: This 3.08ct boulder opal cabochon, measuring 10x9mm, is a striking example of Australia's iconic gemstone, showcasing the unique beauty of nature's artistry. The triangular cabochon is polished to a s

2026

3.08 Carats Boulder Opal Cabochon - Natural Matrix & Play-of-Color Specimen, 54XM

ThousandPlanetSathorn, Bangkok

3.41 Carats Cornflower Blue Sapphire Parcel - Natural Loose Stones, 75WE: This refined parcel of sapphires features a stunning spectrum of cornflower and royal blue hues, ranging from soft, airy tones to rich, saturated depths. The total carat weight of the lot is 3.41 cara

2026

3.41 Carats Cornflower Blue Sapphire Parcel - Natural Loose Stones, 75WE

ThousandPlanetSathorn, Bangkok

9.82 Carats Lavender Amethyst Oval - Natural Loose Gemstone, LZ60: This beautiful 9.82 carat lavender amethyst is precision-cut into a classic oval shape, measuring 17.3mm x 13.5mm x 7.1mm. It displays a soft, ethereal lavender hue, reminiscent of a misty spring morn

2026

9.82 Carats Lavender Amethyst Oval - Natural Loose Gemstone, LZ60

ThousandPlanetSathorn, Bangkok

Two Opalized Fossil Sculptures: Two opalized fossil sculptures with stands. Approx. 4.2*3.2*0.9 inch (larger w/o stand).

2026

Two Opalized Fossil Sculptures

Wealthier Art & AuctionLa Puente, CA

Two Chinese Fossil Scholar Stones: Two heavy Chinese fossil scholar stone sculptures. Approx. 7*5.7*4.5 inch (larger). The Estate of Downtown Los Angeles. 2020.

2026

Two Chinese Fossil Scholar Stones

Wealthier Art & AuctionLa Puente, CA

Estate Large Set Fossil Stone Collections: Large set of fossil stone pieces, with box. Size varies.

2026

Estate Large Set Fossil Stone Collections

Wealthier Art & AuctionLa Puente, CA

Vtg. Fossil Dishes, Gemstone Carvings: Including four fossil and gemstone dishes of heart or oval shape, and a gemstone point sculpture. Approx. 4.8*3.8 inch (largest). The Estate of the J & J Found, AZ, 2021.

2026

Vtg. Fossil Dishes, Gemstone Carvings

Wealthier Art & AuctionLa Puente, CA

Estate Large Petrified Wood Slab Sculpture: Large petrified wood slab sculpture, with stand. Approx. 11.7*8 inch (w/o stand).

2026

Estate Large Petrified Wood Slab Sculpture

Wealthier Art & AuctionLa Puente, CA

Friedrich Justin Bertuch (1747–1822) – View of the Armored Catfish and Striped Catfish: "Die Welse." This print illustrates two species of catfish, including an armored variety and a striped variety, rendered with detailed hand-colouring to highlight their distinct barbels, fins, and bod

2026

Friedrich Justin Bertuch (1747–1822) – View of the Armored Catfish and Striped Catfish

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

Fish Fossil H 16.5" W 23.5": Fish Fossil H 16.5" W 23.5" A split-quarry fish fossil. Provenance: Property from a Beverly Hills, MI private collector Ulrich’s Fossil Gallery Dimensions: H 16.5" W 23.5" Frame Size:

2026

Fish Fossil H 16.5" W 23.5"

DuMouchellesDetroit, MI

PAIR OF POLISHED PETRIFIED NAUTILUS FOSSIL SPECIMENS: Natural prehistoric ammonite cephalopod fossils cut and polished to reveal internal chambered calcification and iridescent mineral deposits. Approximate Dimensions: 5”L x 5.75”W x .75&rdqu

2026

PAIR OF POLISHED PETRIFIED NAUTILUS FOSSIL SPECIMENS

Cornell Auctions, Objects & TradeBellport , NY

Natural Yellow Beryl Pairs Trillion Cut 1.94Ct: Gem Type: Natural Yellow Beryl Qty: Pairs Weight:1.94 Carat Measurement: 7.9x7.8x4.3 mm Shape: Trillion Facet Clarity: VS,Color: Yellow Golden Origin: Madagascar Treatment: None Estimate Retail:

2026

Natural Yellow Beryl Pairs Trillion Cut 1.94Ct

M.D.CHJewelry Co.Fort Worth, TX

LARGE CLAM SHELL: Large natural clam shell, 17 x 12 inches. Note: We can ship this in-house.

2026

LARGE CLAM SHELL

Americana AuctionsRehoboth, MA

Loose Tanzanite Trillion Shape .97Ct 6.5x6.4x4 mm: Gem Type: Natural Tanzanite Qty: 1 Weight: .97 Carat Measurement: 6.5x6.4x4 mm Shape: Trillion Cut: Facet cut Clarity: VVS Color: Light Violet/Blue Treatment: None Origin: Tanzania

2026

Loose Tanzanite Trillion Shape .97Ct 6.5x6.4x4 mm

M.D.CHJewelry Co.Fort Worth, TX

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Fossils Auctions

Arietites bucklandi.Cenoceras sp.

A SPRING COUNTRYSIDE SCENE

A BLACK 'DIPLOMAT' ARMCHAIR

2026 Ethereal Auctioneers Spring Auction-1

Ethereal Auctioneers

Starts on:

Taipei City, ???, TW

4 days Left

Pair George III style scarlet japanned cabinets

George E. Browne, large oil on canvas, ex museum

Permian reptile Captorhinus Aguti fossil skeleton

Millea Bros "SELECT" (Day 2 of 3)

Millea Bros Ltd

Starts on:

Boonton, NJ, US

2 days Left

Fossilized Spinosaurus Tooth

Carrier-Belleuse French Art Deco “Festival Bound?? Bronze Sculpture Reproduction - 26" x 12"

Hand Carved Mayan Religious Ceremonial Mask

1200+ Artifacts, Treasures & Decor

Weatherham Estate Treasures

Starts on:

Cobourg, ON, CA

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