Obsidian Rocks, Minerals & Fossils

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Collection of Geode and Mineral Specimens: Includes Amethyst, Rainbow Carborundum (Silicon Carbide), Labradorite, Purple Lace Agate, Clear Quartz, Black Obsidian, Pyrite and Laguna Agate.

21 hrs Left

Collection of Geode and Mineral Specimens

Est. $250-$500

Large Mahogany Obsidian Freeform: Large polished mahogany obsidian freeform from Mexico. 11” x 5” x 4”. 10 lbs, 9 oz.

22 hrs Left

Large Mahogany Obsidian Freeform

Fossils & Gemstones of Houston

Est. $300-$400

Large Mahogany Obsidian Freeform: Large polished mahogany obsidian freeform from Mexico. 9” x 4.5” x 4.5”. 7 lbs, 15 oz.

22 hrs Left

Large Mahogany Obsidian Freeform

Fossils & Gemstones of Houston

Est. $300-$400

25 POUND OBSIDIAN ROCK STONE LAPIDARY SPECIMEN: 25 POUND OBSIDIAN ROCK STONE LAPIDARY SPECIMEN

4 hrs Left

25 POUND OBSIDIAN ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

Est. $70-$10,000

Large Mahogany Obsidian Freeform: Large polished mahogany obsidian freeform from Mexico. 10.5” x 5” x 4”. 8 lbs, 2 oz.

22 hrs Left

Large Mahogany Obsidian Freeform

Fossils & Gemstones of Houston

Est. $300-$400

5.00 Ct Natural Obsidian Oval Cab: Weight - 5.00 Ct / Size - 14.10 x 9.90 x 5.20 mm / Shape - Oval Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

5 days Left

5.00 Ct Natural Obsidian Oval Cab

Est. $250-$500

Collection of Rocks and Minerals: Includes agates and jaspers, petrified wood, obsidian, quartz, and raw minerals and crystals.

6 days Left

Collection of Rocks and Minerals

Davis Brothers Auction

Est. $25-$50

38.20 Ct Natural Rainbow Obsidian OVal Cab: weight - 38.20 Ct / Dimensions - 39.00 x 24.00 x 6.90 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

5 days Left

38.20 Ct Natural Rainbow Obsidian OVal Cab

Est. $150-$300

39.81 Ct Natural Peanut Obsidian Oval Cab: weight - 39.81 Ct / Size - 37.00 x 24.20 x 6.50 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

6 days Left

39.81 Ct Natural Peanut Obsidian Oval Cab

Est. $75-$150

34.40 Ct Natural Obsidian Oval Cab: Weight - 34.40 Ct / Size - 25.00 x 19.90 x 11.80 mm / Shape - Oval Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

6 days Left

34.40 Ct Natural Obsidian Oval Cab

Est. $75-$150

22.72 Ct Natural Peanut Obsidian Oval Cab: weight - 22.72 Ct / Size - 31.00 x 20.30 x 5.30 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

May 13, 2026

22.72 Ct Natural Peanut Obsidian Oval Cab

Est. $75-$150

Mahogany Obsidian Specimen Weighing 2.2 Pounds: Mahogany Obsidian Specimen Weighing 2.2 Pounds

2 days Left

Mahogany Obsidian Specimen Weighing 2.2 Pounds

Col. Christie Hatman Auctioneers

Est. $5-$10,000

South American Patagonia Neolithic Obsidian Core: IN HOUSE FLAT SHIPPING & HANDLING COST WITHIN ALL THE U.S. : 7 To bypass LiveShipping, and use our In-House shipping service for 7 or shipping combined for multiple lots, please select “Arrange Your

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South American Patagonia Neolithic Obsidian Core

Succetti Gallery

20.15 Ct Natural Peanut Obsidian Marquise Cab: weight - 20.15 Ct / Size - 36.00 x 15.40 x 9.50 mm / Shape - Excellent Marquise Cab / Origin - Brazil / Treatment - None

May 13, 2026

20.15 Ct Natural Peanut Obsidian Marquise Cab

Est. $75-$150

20.27 Ct Natural Peanut Obsidian Pear Cab: weight - 20.27 Ct / Size - 28.00 x 17.40 x 7.00 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

May 13, 2026

20.27 Ct Natural Peanut Obsidian Pear Cab

Est. $75-$150

23.45 Ct Natural Peanut Obsidian Oval Cab: weight - 23.45 Ct / Size - 29.00 x 20.50 x 5.90 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

May 13, 2026

23.45 Ct Natural Peanut Obsidian Oval Cab

Est. $75-$150

19.14 Ct Natural Peanut Obsidian Pear Cab: weight - 19.14 Ct / Size - 29.00 x 19.20 x 5.80 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

May 13, 2026

19.14 Ct Natural Peanut Obsidian Pear Cab

Est. $75-$150

*1.92Ct Smoked Freeform Welo Opal Polished - Ethiopian Opal , 202C: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 1.92Ct Dimension: 12.8x11x4.5 mm Treatment: Smoked Type: Freeform, Polished

24 hrs Left

*1.92Ct Smoked Freeform Welo Opal Polished - Ethiopian Opal , 202C

Ksmith Heritage Auctioneers

Est. $120-$240

SNOWFLAKE OBSIDIAN PENDANT AND CABOCHONS ROCK STONE LAPIDARY SPECIMEN: SNOWFLAKE OBSIDIAN PENDANT AND CABOCHONS ROCK STONE LAPIDARY SPECIMEN

May 03, 2026

SNOWFLAKE OBSIDIAN PENDANT AND CABOCHONS ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

Est. $16-$10,000

OBSIDIAN PENDANT ROCK STONE LAPIDARY SPECIMEN: OBSIDIAN PENDANT ROCK STONE LAPIDARY SPECIMEN

1 day Left

OBSIDIAN PENDANT ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

Est. $10-$10,000

OBSIDIAN RING ROCK STONE LAPIDARY SPECIMEN: OBSIDIAN RING ROCK STONE LAPIDARY SPECIMEN

1 day Left

OBSIDIAN RING ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

Est. $10-$10,000

MAHOGANY OBSIDIAN CABOCHON ROCK STONE LAPIDARY SPECIMEN: MAHOGANY OBSIDIAN CABOCHON ROCK STONE LAPIDARY SPECIMEN

1 day Left

MAHOGANY OBSIDIAN CABOCHON ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

Est. $10-$10,000

MAHOGANY OBSIDIAN PENDANT ROCK STONE LAPIDARY SPECIMEN: MAHOGANY OBSIDIAN PENDANT ROCK STONE LAPIDARY SPECIMEN

1 day Left

MAHOGANY OBSIDIAN PENDANT ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

Est. $10-$10,000

MAHOGANY OBSIDIAN CABOCHON ROCK STONE LAPIDARY SPECIMEN: MAHOGANY OBSIDIAN CABOCHON ROCK STONE LAPIDARY SPECIMEN

1 day Left

MAHOGANY OBSIDIAN CABOCHON ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

Est. $10-$10,000

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Obsidian Rocks, Minerals & Fossils

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