Hamilton Fossils

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10.30 Carat South African Purple Amethysts Fancy Kite Cut EGL Certified: High-clarity statement gemstone. Sourced from Africa, these stones feature rich violet coloring, often with exceptional saturation and a geometric, faceted cut that maximizes brilliance. Their unique,

2026

10.30 Carat South African Purple Amethysts Fancy Kite Cut EGL Certified

California GemstonesSan Diego, CA

30 Pieces Genuine Emeralds - all round. Largest might be 1/4 ct.: All cut stones, round and various sizes. Colors vary from light green to a deeper, rich green. Untreated.

2026

30 Pieces Genuine Emeralds - all round. Largest might be 1/4 ct.

Castle Manor CorporationMurfreesboro, TN

Paraiba Topaz - VVS 10 x 4mm - Nice Cut: Single Gemstone. very Nice Color - Vibrant Neon Blue. Treated. Paraiba topaz is a vibrant, neon-blue gemstone. It is actually a natural white topaz that undergoes irradiation and specialized coating p

2026

Paraiba Topaz - VVS 10 x 4mm - Nice Cut

Castle Manor CorporationMurfreesboro, TN

Round/Oval Tourmaline Gemstone - 1.55 ctw - Pale Pink/orangish/brown: This is a really nice stone. Lots of sparkle. This gemstone is a Cushion Cut - perhaps Old Mine - but I would call it a Cushion Cut.A 1.55ct cushion cut tourmaline is a popular, highly wearable size f

2026

Round/Oval Tourmaline Gemstone - 1.55 ctw - Pale Pink/orangish/brown

Castle Manor CorporationMurfreesboro, TN

3 Gemstone Prisms - Polished Amethyst and Large Fluorite: For our gemstone and crystal enthusiasts - a collection of three pointed prisms. Fluorite Measures: 3 1/2" x 1 1/4". Amethyst Measures: 1 3/4" x 1 1/4" and 1 5/8" x 1 3/8"(almost). From a Private Hist

2026

3 Gemstone Prisms - Polished Amethyst and Large Fluorite

Castle Manor CorporationMurfreesboro, TN

Ametrine & Amethyst Loose Stones, Faceted: Pretty loose stones that consist of an emerald cut amethyst that is 18.5 carat and two Ametrine, square cut with one being 4.70 carat and one being 6 carat.

2026

Ametrine & Amethyst Loose Stones, Faceted

GOLDEN SUN AUCTIONS, Inc.Fullerton, CA

Oval Facet Amethyst Stone, 16 CT, 20 x 15 MM: Pretty amethyst stone is oval facet cut. It is 16 carat, measures approx. 20 x 15 mm.

2026

Oval Facet Amethyst Stone, 16 CT, 20 x 15 MM

GOLDEN SUN AUCTIONS, Inc.Fullerton, CA

4.76" Exotic Megalodon Shark Tooth Fossil: An impressive adult-sized fossil tooth from the extinct giant shark Otodus megalodon, recovered from West Java, Indonesia. Measuring a substantial 4.76" in height, the specimen exhibits attractive cre

2026

4.76" Exotic Megalodon Shark Tooth Fossil

Alaska Premier Auctions & AppraisalsAnchorage, AK

CHOCOLATE CALCITE ROCK STONE LAPIDARY SPECIMEN: CHOCOLATE CALCITE ROCK STONE LAPIDARY SPECIMEN

2026

CHOCOLATE CALCITE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

343ct Natural Emerald: 49 x 37 x 25mm

2026

343ct Natural Emerald

Mid-Hudson Auction GalleriesNew Windsor, NY

A natural Conch Shell: A Conch Sea Shell measuring 7 inches long. A natural decorative Conch sea shell.Conch (pronounced "konk") is a large sea snail, a marine mollusk, that is a popular seafood delicacy in the Caribbean, F

2026

A natural Conch Shell

Winter Park GalleryWinter Park, FL

350ct Natural Sapphire: 54 x 30 x 20mm

2026

350ct Natural Sapphire

Mid-Hudson Auction GalleriesNew Windsor, NY

1999 Pokemon Fossil Ditto | No. 18 | Graded 7: 1999 Pokemon Fossil Ditto | No. 18 | Graded 7

2026

1999 Pokemon Fossil Ditto | No. 18 | Graded 7

BearistrySan Fernando, CA

A Roy Rogers and Trigger Collectible Watch Set.: (Fossil, 1993) A collectible Roy Rogers & Trigger boxed set including a watch and a bandana celebrating the "King of the Cowboys." The 5.75" x 5.75" and 1.25" deep box includes a pop-up feature for di

2026

A Roy Rogers and Trigger Collectible Watch Set.

Van Eaton GalleriesStudio City, CA

AMETHYST ON IRON STAND: AN UNUSUAL AMETHYST FORMATION ON IRON STAND 9.88kg. Height: 16.5 in. by Width: 8.5 in. by Depth: 7 in.

2026

AMETHYST ON IRON STAND

Lewis & Maese Antiques & AuctionHouston, TX

NATURAL PYRITE/ QUARTZ ROCK FORMATION: NATURAL PYRITE/ QUARTZ ROCK FORMATION 12.5lbs Height: 5 in. by Width: 9 in. by Depth: 6 in.

2026

NATURAL PYRITE/ QUARTZ ROCK FORMATION

Lewis & Maese Antiques & AuctionHouston, TX

GRAY/BLACK DRUSY AMETHYST CRYSTAL ON STAND: GRAY/BLACK DRUSY AMETHYST CRYSTAL ON STAND Height: 9 in. by Width: 5 in. by Depth: 3 in.

2026

GRAY/BLACK DRUSY AMETHYST CRYSTAL ON STAND

Lewis & Maese Antiques & AuctionHouston, TX

Natural Multi-Color Fluorite Gemstones 10.13 Ct. Octagon Shape 13.8 x 11.5 Mm.: Product ID: 802706178 Product Name: Natural Fluorite Weight: 10.13 CT. Size: 13.8 x 11.5 x 7 MM. Shape: Octagon Color: Multi-Color Clarity:VSI Luster: Good Gems Origin: Brazil Treatment: Unheated Crys

2026

Natural Multi-Color Fluorite Gemstones 10.13 Ct. Octagon Shape 13.8 x 11.5 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Yellow Lemon Quartz Gemstones 42.81 Ct.Oval Cabochon Shape 21 x 19 Mm.: Product ID: 805530008 Product Name: Natural Quartz Weight: 42.81 CT. Size: 21 x 19 x 15.6 MM. Shape: Oval Cabochon Color: Yellow Lemon Clarity:Semi - Transparent Luster: Good Gems Origin: Brazil Treat

2026

Natural Yellow Lemon Quartz Gemstones 42.81 Ct.Oval Cabochon Shape 21 x 19 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Swiss Blue Topaz Gemstones 2.52 Ct. Pear Shape 10.1 x 7 Mm.: Product ID: 807168015 Product Name: Natural Blue Topaz Weight: 2.52 CT. Size: 10.1 x 7 x 5.3 MM. Shape: Pear Shape Color: Swiss Blue Clarity:VSI - SI1 Luster: Good Gems Origin: Brazil Treatment: Treat

2026

Natural Swiss Blue Topaz Gemstones 2.52 Ct. Pear Shape 10.1 x 7 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Multi Color Titanium Sphene With Rainbow Spark 2.53 Ct. Pear Shape: Product ID: 806506299 Product Name: Natural Sphene Weight: 2.53 CT. Size: 8.9 x 8 x 5.3 MM. Shape: Pear Color: Multi Color With Rainbow Spark Clarity:SI Luster: Adamantine Gems Origin: Madagascar Trea

2026

Natural Multi Color Titanium Sphene With Rainbow Spark 2.53 Ct. Pear Shape

Treasure of Gems & JewelryLake Charles, LA

Natural Yellow Citrine Gemstones 5.27 Ct. 6 Pcs. Round Shape 6.8 Mm.: Product ID: 801815514 Product Name: Natural Citrine Weight: 5.27 CT. Size: 6.8 x 6.8 x 4.5 MM. Shape: Round Shape Color: Yellow Clarity:VSI Luster: Good Gems Origin: Brazil Treatment: Unheated Crystal

2026

Natural Yellow Citrine Gemstones 5.27 Ct. 6 Pcs. Round Shape 6.8 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural London Blue Topaz Gemstones 4.91 Ct. 2 Pcs. Oval Shape 9 x 7 Mm.: Product ID: 807168918 Product Name: Natural Blue Topaz Weight: 4.91 CT. Size: 9 x 7 x 5.1 MM. Shape: Oval Color: London Blue Clarity:SI1 Luster: Good Gems Origin: Brazil Treatment: Treated Crystal Str

2026

Natural London Blue Topaz Gemstones 4.91 Ct. 2 Pcs. Oval Shape 9 x 7 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Gems Green Peridot Gemstones 1.80 Ct. 2 Pcs. Round Shape 6 Mm.: Product ID: 805316464 Product Name: Natural Peridot Weight: 1.80 CT. Size: 6 x 3.6 MM. Shape: Round Color: Green Clarity:SI Luster: Good Gems Origin: Pakistan Treatment: Unheated Crystal Structure: Or

2026

Natural Gems Green Peridot Gemstones 1.80 Ct. 2 Pcs. Round Shape 6 Mm.

Treasure of Gems & JewelryLake Charles, LA

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24

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

Superb Iatmul Mask, Papua New Guinea

Fine Borneo Shaman Bin with Lid

Early Japanese Oni Demon Mask

Fine Ethnographic, Asian & Antiques

Inspired Auctions

Starts on:

Brea, CA, US

4 days Left

Sizable Colima Redware Figural Vessel - Shaman w/ Horns

Steppe Bison (Bison priscus) Partial Skull, Horn Cores

Chinese Han Painted Pottery Horse Torso, ex-de Coux

Cultural Discoveries: Ancient / Ethnographic

Artemis Fine Arts

Starts on:

Louisville, CO, US

6 days Left

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