Roger Capron Fossils

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82.70ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 95YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

82.70ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 95YP

Lazo HeritageThung Wat Don, Sathorn, Bangkok

68.34ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 90YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

68.34ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 90YP

Lazo HeritageThung Wat Don, Sathorn, Bangkok

Two Opalized Fossil Sculptures: Two opalized fossil sculptures, with stands. Approx. 5.4*4.3 inch (larger).

2026

Two Opalized Fossil Sculptures

Wealthier Art & AuctionLa Puente, CA

Two Opalized Fossil Slab Sculptures: Two opalized fossil slab sculptures with stands. Approx. 5.3*4.2 inch (larger).

2026

Two Opalized Fossil Slab Sculptures

Wealthier Art & AuctionLa Puente, CA

Collectible Lg Fossil Ammonite Sculptures: Group of four large fossil ammonite table sculptures, one with stand. Approx. 11*8.8*1.7 inch (largest w/o stand).

2026

Collectible Lg Fossil Ammonite Sculptures

Wealthier Art & AuctionLa Puente, CA

Fossil Slabs, Lapis, Tiger-eye Gemstones: Collection of fossil slabs, lapis, tiger eye gemstone sculptures. Size varies.

2026

Fossil Slabs, Lapis, Tiger-eye Gemstones

Wealthier Art & AuctionLa Puente, CA

Rare Petrified Wood Slab Sculpture: Large collectible petrified wood slab sculpture, with stand. Approx. 11.7*7.2*0.8 inch (w/o stand).

2026

Rare Petrified Wood Slab Sculpture

Wealthier Art & AuctionLa Puente, CA

Estate Barite in Sphalerite Cluster: Collectible barite in sphalerite cluster table sculpture, with stand. Approx. 5.6*4.3*1.4 inch (w/o stand).

2026

Estate Barite in Sphalerite Cluster

Wealthier Art & AuctionLa Puente, CA

Box of Yellow Tourmaline Stones: Set of 12 yellow tourmaline stone pieces, with case. Size varies.

2026

Box of Yellow Tourmaline Stones

Wealthier Art & AuctionLa Puente, CA

2026

George Shaw – Ichthyological Study of the Banded Surmullet and Trifasciated Surmullet –

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

Gotthilf Heinrich von Schubert – Malacological Survey of Marine Bivalves and Shells: "Muscheln" This work features a natural history illustration documenting ten distinct types of marine bivalves, shells, and related organisms against a muted yellow backdrop. The composition showcases

2026

Gotthilf Heinrich von Schubert – Malacological Survey of Marine Bivalves and Shells

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

LARGE LOT ASSORTED MINERALS: LARGE LOT ASSORTED MINERALS

2026

LARGE LOT ASSORTED MINERALS

EstateOfMind AuctionsMiddletown, NY

LARGE LOT ASSORTED MINERALS: LARGE LOT ASSORTED MINERALS

2026

LARGE LOT ASSORTED MINERALS

EstateOfMind AuctionsMiddletown, NY

BOX LOT ASSORTED MINERALS INCL. AMETHYST: BOX LOT ASSORTED MINERALS INCL. AMETHYST

2026

BOX LOT ASSORTED MINERALS INCL. AMETHYST

EstateOfMind AuctionsMiddletown, NY

Pair of Split Ammonite Fossils: Pair of spit and polished ammonite fossil fragments [6" H x 8" W]. Overall condition is good/fair, one with chip to edge.

2026

Pair of Split Ammonite Fossils

Roland NYGlen Cove, NY

556 Grams Top Quality Green Onyx Sphere - Diameter 71 mm: 556 Grams Top Quality Green Onyx Sphere - Diameter 71 mmShipping Rate: $60.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multiple i

2026

556 Grams Top Quality Green Onyx Sphere - Diameter 71 mm

Fantasy JewelryMuscat, AE

Loose Diamond - Round 1.95ct E VS1: Loose Diamond - Round 1.95ct E VS1 Source: This is a real non-mined Diamond that has been grown in a lab Shape: Round Carats: 1.95 Color: E Clarity: VS1 Certification: IGI Condition: Pre-Owned Additio

2026

Loose Diamond - Round 1.95ct E VS1

Mynt AuctionsNew York, NY

9.80 Carat---Purple Alexandrite---Brilliant Oval Cut----IGC Certified: highly phenomenal gemstone. It is primarily known for its magical ability to shift colors from deep purple to gunmetal grey depending on the lighting, and it boasts excellent durability for fine jewel

2026

9.80 Carat---Purple Alexandrite---Brilliant Oval Cut----IGC Certified

California GemstonesSan Diego, CA

12.10 Carat ---- Brazilian Purple Alexandrite--- Brilliant Oval Cut----EGL Certified: A highly prized and exceedingly rare gemstone. Because of its massive size, color-change phenomenon, and Brazilian origin, it is an investment-grade collector’s piece or center stone.

2026

12.10 Carat ---- Brazilian Purple Alexandrite--- Brilliant Oval Cut----EGL Certified

California GemstonesSan Diego, CA

2.95 Carat ---- Namibian Jeremejevite--- Cushion Cut---- AGSL Certified: An elite collector's gem, highly coveted for its distinctive cornflower-to-sky blue hue and exceptional crystal clarity. The Erongo Mountains, Namibia. Namibian deposits are world-renowned for produci

2026

2.95 Carat ---- Namibian Jeremejevite--- Cushion Cut---- AGSL Certified

California GemstonesSan Diego, CA

SOLD

Ancient Megalodon Tooth Fossil: Ancient Megalodon Tooth Fossil 3"

2026

Ancient Megalodon Tooth Fossil

MBA Seattle Auction HouseRenton, WA

SOLD

Ancient Megalodon Tooth Fossil: Ancient Megalodon Tooth Fossil 3.25"

2026

Ancient Megalodon Tooth Fossil

MBA Seattle Auction HouseRenton, WA

SOLD

Ancient Wooly Mammoth Tooth Fossil: Ancient Wooly Mammoth Tooth Fossil 6"x7"

2026

Ancient Wooly Mammoth Tooth Fossil

MBA Seattle Auction HouseRenton, WA

SOLD

Citrine Cathedral Geode Quartz Crystal: Citrine Cathedral Geode Quartz Crystal 19"

2026

Citrine Cathedral Geode Quartz Crystal

MBA Seattle Auction HouseRenton, WA

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Fossils Auctions

Moroccan Jurassic Starfish Fossil

Pink Halite Cluster

Yellow Dogtooth Calcite Formation

Summer Rock and Fossil Clearance Auction

Fossils & Gemstones of Houston

Starts on:

Houston, TX, US

TRILOBITE ROCK STONE LAPIDARY SPECIMEN

TRINKET BOXES MIXED LOT VINTAGE ANTIQUE

FOSSILS IN MATRIX

Wild West Relics, Fine Fossils, Rocks & Gems

Col. Christie Hatman Auctioneers

Starts on:

Thayer, MO, US

2 days Left

Jalisco Large Seated Male Holding Club

Casas Grandes Painted Jar - Relief Skull Face

Chancay Deer Vessel

ARTEMIS x ARTE Pre-Columbian, Native American

Artemis Fine Arts

Starts on:

Louisville, CO, US

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