Coral Fossils

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Natural Multi-Color With Rainbow Spark Sphene Gemstone 1.46 Ct. Oval Shape 7.8 x 6.2 Mm.: Product ID: 806509237 Product Name: Natural Sphene Weight: 1.46 CT. Size: 7.8 x 6.2 x 4.2 MM. Shape: Oval Shape Color: Multi-Color Clarity:SI1 Luster: Good Gems Origin: Madagascar Treatment: Unheated

2026

Natural Multi-Color With Rainbow Spark Sphene Gemstone 1.46 Ct. Oval Shape 7.8 x 6.2 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Orangish Red Garnet Gemstones 2.51 Ct. 2 Pcs. Heart Shape 7.1 x 6.9 MM.: Product ID: 802936649 Product Name: Natural Red Garnet Weight: 2.51 CT. Size: 7.1 x 6.9 x 3.7 MM. Shape: Heart Shape Color: Orangish Red Clarity:VSI Luster: Good Gems Origin: Tanzania Treatment: Unhea

2026

Natural Orangish Red Garnet Gemstones 2.51 Ct. 2 Pcs. Heart Shape 7.1 x 6.9 MM.

Treasure of Gems & JewelryLake Charles, LA

Natural Pink Tourmaline Gemstones 0.93 Ct. Oval Shape 7 x 5 Mm.: Product ID: 807245864 Product Name: Natural Tourmaline Weight: 0.93 CT. Size: 7 x 5 x 3.8 MM. Shape: Oval Color: Pink Clarity:VSI Luster: Good Gems Origin: Nigeria Treatment: Unheated Crystal Structur

2026

Natural Pink Tourmaline Gemstones 0.93 Ct. Oval Shape 7 x 5 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Brown Yellow Amber Gemstones 2.35 Ct. 4 Pcs. Carving With Flowers Three 9.1 x 7.8 Mm.: Product ID: 819091022 Product Name: Natural Amber Weight: 2.35 CT. Size: 9.1 x 7.8 x 3.3 MM. Shape: Oval Cabochon Color: Brown Yellow Clarity:None Luster: Good Gems Origin: Poland Treatment: Unheated

2026

Natural Brown Yellow Amber Gemstones 2.35 Ct. 4 Pcs. Carving With Flowers Three 9.1 x 7.8 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Pink Tourmaline Gemstones 1.35 Ct. 2 Pcs Oval Shape 6.1 x 5.1 Mm.: Product ID: 807250657 Product Name: Natural Tourmaline Weight: 1.35 CT. Size: 6.1 x 5.1 x 3.4 to 5.7 x 4.7 x 3.5 MM. Shape: Oval Color: Pink Clarity:VSI - SI1 Luster: Good Gems Origin: Nigeria Treatme

2026

Natural Pink Tourmaline Gemstones 1.35 Ct. 2 Pcs Oval Shape 6.1 x 5.1 Mm.

Treasure of Gems & JewelryLake Charles, LA

Adalbert Schnizlein (1814–1868) – View of Botanical Studies: Diapensiaceae: "Diapensiaceae Endl." This work features detailed botanical illustrations of the Diapensiaceae family, specifically showcasing the genus Diapensia with its small, evergreen leaves and solitary white f

2026

Adalbert Schnizlein (1814–1868) – View of Botanical Studies: Diapensiaceae

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

Natural Green Sapphire Gemstones 0.87 Ct. Marquise Shape 8.3 x 4.4 Mm.: Product ID: 806158900 Product Name: Natural Green Sapphire Weight: 0.87 CT. Size: 8.3 x 4.4 x 2.9 MM. Shape: Marquise Color: Green Clarity:VSI Luster: Good Gems Origin: Thailand Treatment: Heated Crys

2026

Natural Green Sapphire Gemstones 0.87 Ct. Marquise Shape 8.3 x 4.4 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Blue Sapphrie Gemstones 7.71 Ct. Oval Shape 12.5 x 10.1 Mm.: Product ID: 806012220 Product Name: Natural Blue Sapphire Weight: 7.71 CT. Size: 12.5 x 10.1 x 6.5 MM. Shape: Oval Color: Blue Clarity:SI1 Luster: Good Gems Origin: Madagascar Treatment: Heated (Lead-

2026

Natural Blue Sapphrie Gemstones 7.71 Ct. Oval Shape 12.5 x 10.1 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Bluish Green Topaz Gemstones 3.44 Ct. 10 Pcs. Round Shape 4.1 Mm.: Product ID: 807168870 Product Name: Natural Topaz Weight: 3.44 CT. Size: 4.1 x 4.1 x 3.2 MM. Shape: Round Color: Bluish Green Clarity:SI1 Luster: Good Gems Origin: Brazil Treatment: Treated Crystal St

2026

Natural Bluish Green Topaz Gemstones 3.44 Ct. 10 Pcs. Round Shape 4.1 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Blue Sapphire Gemstones 10.19 Ct. Oval Cabochon Shape 14.9 x 11.9 Mm.: Product ID: 806090034 Product Name: Natural Blue Sapphire Weight: 10.19 CT. Size: 14.9 x 11.9 x 5.1 MM. Shape: Oval Cabochon Color: Blue Clarity:Opaque Luster: Good Gems Origin: Madagascar Treatment:

2026

Natural Blue Sapphire Gemstones 10.19 Ct. Oval Cabochon Shape 14.9 x 11.9 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Green Blueish Grandidierite Gemstones 4.68 Ct. Pear Shape 14.3 x 9.2 Mm.: Product ID: 803100059 Product Name: Natural Tsavorite Weight: 4.68 CT. Size: 14.3 x 9.2 x 5.7 MM. Shape: Pear Color: Green Blueish Clarity:SI1 Luster: Good Gems Origin: Madagascar Treatment: Unheated

2026

Natural Green Blueish Grandidierite Gemstones 4.68 Ct. Pear Shape 14.3 x 9.2 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural White Quartz Gemstones 2.85 Ct. 2 Pcs. Pear Shape 9.1 x 6.1 Mm.: Product ID: 805530256 Product Name: Natural Quartz Weight: 2.85 CT. Size: 9.1 x 6.1 x 5.1 MM. Shape: Pear Shape Color: White Clarity:VSI Luster: Good Gems Origin: Brazil Treatment: Unheated Crystal St

2026

Natural White Quartz Gemstones 2.85 Ct. 2 Pcs. Pear Shape 9.1 x 6.1 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Blue Kyanite Gemstones 0.63 Ct. Octagon Shape 5.9 x 3.7 Mm.: Product ID: 804204427 Product Name: Natural Kyanite Weight: 0.63 CT. Size: 5.9 x 3.7 x 5 MM. Shape: Octagon Color: Blue Clarity:SI1 Luster: Good Gems Origin: Sri - Lanka Treatment: Unheated Crystal St

2026

Natural Blue Kyanite Gemstones 0.63 Ct. Octagon Shape 5.9 x 3.7 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Paraiba Color Apatite Gemstones 0.71 Ct. Oval Shape 6.6 x 5 Mm.: Product ID: 800606210 Product Name: Natural Apatite Weight: 0.71 CT. Size: 6.6 x 5 x 3 MM. Shape: Oval Color: Neon Blue Clarity:SI Luster: Good Gems Origin: Tanzania Treatment: Unheated Crystal Struct

2026

Natural Paraiba Color Apatite Gemstones 0.71 Ct. Oval Shape 6.6 x 5 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Pink Tourmaline Gemstones 1.34 Ct. 2 Pcs. Oval Shape 6.7 x 5 Mm.: Product ID: 807251236 Product Name: Natural Gemstones Weight: 1.34 CT. Size: 6.7 x 5 x 2.8 MM. Shape: Oval Shape Color: Pink Clarity:VSI Luster: Good Gems Origin: Nigeria Treatment: Unheated Crystal S

2026

Natural Pink Tourmaline Gemstones 1.34 Ct. 2 Pcs. Oval Shape 6.7 x 5 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Greenish Blue Sapphire Gemstones 0.89 Ct. VVS Oval Shape 6.35 x 4.92 Mm.: Product ID: 806144465 Product Name: Natural Blue Sapphire Weight: 0.89 CT. Size: 6.35 x 4.92 x 3.35 MM. Shape: Oval Color: Greenish Blue Clarity:VVS Luster: Very Good Gems Origin: Madagascar Treatment

2026

Natural Greenish Blue Sapphire Gemstones 0.89 Ct. VVS Oval Shape 6.35 x 4.92 Mm.

Treasure of Gems & JewelryLake Charles, LA

STONE SLAB WITH FOSSIL PREHISTORIC TRILOBITE: A very ancient stone slab with fossil prehistoric Trilobite. Trilobites are a class of extinct marine arthropods that were of great importance for the fauna of the Paleozoic formations of the globe. P

2026

STONE SLAB WITH FOSSIL PREHISTORIC TRILOBITE

Antique Arena Inc.Brooklyn, NY

LARGE COLLECTION OF ASSORTED ROUGH CRYSTALS IN BOX: A large collection of assorted rough crystals. The crystals are presented in various sizes and shades. Presented in a covered glass box. Crystals and Mineral Specimens, Decorative Objects, and Collect

2026

LARGE COLLECTION OF ASSORTED ROUGH CRYSTALS IN BOX

Antique Arena Inc.Brooklyn, NY

15.15 Cts Natural Amethyst Gemstone AAA Quality Purple Crystal Healing Stone Jewelry Making Gem -: Stunning 15.15 carats AAA quality natural Amethyst gemstone featuring a rich deep purple color, excellent clarity, and brilliant sparkle. Measuring 17x11x9 mm, this elegant loose crystal is ideal for

2026

15.15 Cts Natural Amethyst Gemstone AAA Quality Purple Crystal Healing Stone Jewelry Making Gem -

Fantasy JewelryMuscat, AE

10.15 Cts Natural Amethyst Gemstone AAA Quality Purple Healing Stone Jewelry Making Gem - 9X8X8 mm: Stunning 10.15 carats AAA quality natural Amethyst gemstone featuring a rich purple color, excellent clarity, and brilliant natural sparkle. Measuring 9x8x8 mm, this finely cut loose gemstone is perfe

2026

10.15 Cts Natural Amethyst Gemstone AAA Quality Purple Healing Stone Jewelry Making Gem - 9X8X8 mm

Fantasy JewelryMuscat, AE

13.00 Carat Pink Sapphire Trillion Cut EGL Certified: "fiery" cut that provides excellent brilliance. These stones are typically associated with Ceylon origin.

2026

13.00 Carat Pink Sapphire Trillion Cut EGL Certified

California GemstonesSan Diego, CA

26 Carat Bi Color Ametrine Emerald Step Cut: a rare, naturally occurring bicolor quartz that blends purple amethyst and yellow/orange citrine in a single crystal, primarily sourced from the Anahi mine in Bolivia. It is valued for its unique,, vi

2026

26 Carat Bi Color Ametrine Emerald Step Cut

California GemstonesSan Diego, CA

10.78 Carat Mozambique Ruby Emerald Cut EGL Certified: An exceptional gemstone, exhibiting a vivid red color, high transparency, and superior, tailored brilliance. Mozambique rubies are prized for their intense red hues and, in such a size, would typicall

2026

10.78 Carat Mozambique Ruby Emerald Cut EGL Certified

California GemstonesSan Diego, CA

11.00 Carat Colombian Emerald Emerald Step Cut VG Certified: Features a deep vivid green color, exceptional transparency, and rectangular facets that highlight its inner depth. Known as a "hall of mirrors" effect, this style showcases the stone’s color rather

2026

11.00 Carat Colombian Emerald Emerald Step Cut VG Certified

California GemstonesSan Diego, CA

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Fossils Auctions

Saber-Toothed Tiger Fossil Skull, Late Miocene — Complete Dentition

Mimbres Black-on-White Pottery Bowl - Standing Woman, Kill Hole

Persian Siljuk Bronze Lamp Stand, Khorasan Region

Fine Fossils, Native American, Asian, Ethno

Artemis Fine Arts

Starts on:

Louisville, CO, US

3 days Left

Michoacan Pottery Figure - Seated Dignitary in Headdress

Prehistoric Complete Oreodont Femur Bone Fossil

18th c. Italian Engraving after Reni - Apollo & Aurora

VARIETY SALE Pre-Columbian, Ethnographic Art

Artemis Fine Arts

Starts on:

Louisville, CO, US

4 days Left

4 11/16" Thebes, Dickey COA, Calhoun Co., Illinois, Found Near the Illinois River

18" x 8 1/2" Large Mammoth Jaw and Tooth Fossil, Recovered from Alaskan Permafrost

10 3/4" Pre-Columbian Moche Culture Stirrup Vessel, Northern Coastal Peru

Pre-Columbian, Native American Artifacts

Heartland Artifact Auctions

Starts on:

Quincy, IL, US

6 days Left

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