Antique & Vintage Fossils for Sale in Online Auctions

(10,000 price results)

Sort by:

Most Relevant

Unpolished Cut Base Mookaite Formation: Unpolished cut base mookaite formation from Australia. 9.75" x 7" x 4". 10 pounds, 4 ounces.

2026

Unpolished Cut Base Mookaite Formation

Fossils & Gemstones of Houston

Sutured End Chambered Ammonite Fossil: Beautiful sutured end chambered ammonite fossil from Madagascar. 2.5" x 3" x 1.5". 276 grams.

2026

Sutured End Chambered Ammonite Fossil

Fossils & Gemstones of Houston

End Chambered Ammonite Fossil: Beautiful end chambered ammonite fossil from Madagascar. 5.75" x 6.75" x 1.75". 1,140 grams.

2026

End Chambered Ammonite Fossil

Fossils & Gemstones of Houston

Moroccan Jurassic Multiple Starfish Fossil: Moroccan Jurassic seven starfish fossil. 10" x 14" x .5". 6 pounds, 12 ounces.

2026

Moroccan Jurassic Multiple Starfish Fossil

Fossils & Gemstones of Houston

Moroccan Jurassic Starfish Fossil: Moroccan Jurassic starfish fossil. 4” x 7.25” x 1”. 1 pound, 11 ounces.

2026

Moroccan Jurassic Starfish Fossil

Fossils & Gemstones of Houston

Blue Coral Formation on Acrylic Stand: Blue coral formation from the Philippines on custom acrylic stand. 8.5” x 12” x 7”. 8 pounds, 6 ounces.

2026

Blue Coral Formation on Acrylic Stand

Fossils & Gemstones of Houston

Polished Emeralds in Matrix: Polished emeralds in matrix from Brazil. 3.75”” x 4.25” x 1.75”. 1 pound, 4 ounces.

2026

Polished Emeralds in Matrix

Fossils & Gemstones of Houston

Mosasaur Tooth Fossil in Matrix: Mosasaur tooth fossil in matrix from Morocco. 3.75" x 3.5" x 1.75". 322 grams.

2026

Mosasaur Tooth Fossil in Matrix

Fossils & Gemstones of Houston

Huge Polished Labradorite Freeform: Huge polished labradorite freeform from Madagascar. 10.5” x 9.5” x 3”. 23 pounds, 8 ounces.

2026

Huge Polished Labradorite Freeform

Fossils & Gemstones of Houston

Citrine Cluster: Freestanding citrine cluster with polished edges. 6" x 8" x 2.5". 5 pounds, 15 ounces.

2026

Citrine Cluster

Fossils & Gemstones of Houston

Large Amethyst Cornucopia-Shaped Vug Geode: Large, deep and colorful amethyst cornucopia-shaped vug geode. 8.25” x 11” x 12”. 21 pounds, 8 ounces.

2026

Large Amethyst Cornucopia-Shaped Vug Geode

Fossils & Gemstones of Houston

Deep Purple Amethyst Vug Geode: Beautiful, large, deep purple amethyst vug geode. 9” x 15” x 12.5”. 46 pounds.

2026

Deep Purple Amethyst Vug Geode

Fossils & Gemstones of Houston

Large Kyanite and Quartz Formation: Large blue kyanite and quartz formation with long vertical blades. 12.5" x 6" x 4". 16 pounds, 5 ounces.

2026

Large Kyanite and Quartz Formation

Fossils & Gemstones of Houston

Amethyst Geode Angel Wings: Beautiful, freestanding amethyst geode angel wings with stalactites and calcite crystals. 17.75" x 13.75"W x 5.5" and 17.5" x 14" x 5.5", respectively. 79.80 pounds total weight.

2026

Amethyst Geode Angel Wings

Fossils & Gemstones of Houston

Citrine Crystal Heart on Stand: Citrine crystal heart on custom metal stand from Brazil. 9” x 7.5” x 4”. 5 pounds, 15 ounces.

2026

Citrine Crystal Heart on Stand

Fossils & Gemstones of Houston

Amethyst, Quartz and Hematite Flower Formation: Exquisite amethyst, quartz and hematite flower formation. Colorful and delicate. 7.5" x 9.5" x 1". 1 pound.

2026

Amethyst, Quartz and Hematite Flower Formation

Fossils & Gemstones of Houston

Polished Mookaite Slice: Thick polished mookaite slice from Australia. 9" x 11" x .75". 5 pounds, 2 ounces.

2026

Polished Mookaite Slice

Fossils & Gemstones of Houston

Top-notch Pyrite Formation: Stunning and bright top-quality pyrite formation from the Huanzala Mine in Ancash, Peru. 4.5” x 5.5” x 3”. 5 pounds, 3 ounces.

2026

Top-notch Pyrite Formation

Fossils & Gemstones of Houston

Exceptional Quality Amethyst Crystal Cluster: Exceptional quality amethyst cluster with remarkably dark, deep-purple crystals. 12.25" x 17.75" x 3.5". 23 pounds, 2 ounces.

2026

Exceptional Quality Amethyst Crystal Cluster

Fossils & Gemstones of Houston

Moroccan Jurassic Double Starfish Fossil: Moroccan Jurassic double starfish fossil. 7” x 8” x .1”. 3 pounds, 3 ounces.

2026

Moroccan Jurassic Double Starfish Fossil

Fossils & Gemstones of Houston

Moroccan Jurassic Starfish Fossil: Moroccan Jurassic starfish fossil. 4.5” x 7” x .75”. 1 pound, 7 ounces.

2026

Moroccan Jurassic Starfish Fossil

Fossils & Gemstones of Houston

Amethyst Geode Butterfly Wings: Amethyst geode butterfly wings on custom stand from Brazil. 25” x 20” x 10”. 58 pounds, 2 ounces.

2026

Amethyst Geode Butterfly Wings

Fossils & Gemstones of Houston

Large Mahogany Obsidian Freeform: Large polished mahogany obsidian freeform from Mexico. 9.5” x 4.5” x 4”. 8 pounds, 2 ounces..

2026

Large Mahogany Obsidian Freeform

Fossils & Gemstones of Houston

Megalodon Shark Tooth Fossil: Large megalodon shark tooth fossil. 4” x 2” x .75”. 114 grams.

2026

Megalodon Shark Tooth Fossil

Fossils & Gemstones of Houston

View:

24

Fossils Auctions

Rare Fossilized Dinocrocuta Skull, Terrible Hyena

Large Woodland Period Steatite Platform Pipe

Roman Imperial Silver Cup with Twin Handles

Fossils | Native American | Ethnographic Art

Artemis Fine Arts

Starts on:

Louisville, CO, US

5 days Left

Massive Chinese Village Silkscreen Print Roll, 13' L

Lovely Hand Crafted Necklace, Mixed Mineral Beads

French Gilt Bronze & Porcelain Mantle Clock, Louis XVI-style

Warehouse: Minerals, Jewelry & Estates

Scollard Auctions

Starts on:

Brea, CA, US

The Great Estate Gem & Antique Discovery Sale

Col. Christie Hatman Auctioneers

Starts on:

Thayer, MO, US

1 day Left

TOP