Tim Lewis Fossils

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435ct Natural Type A Burmese Jadeite Jade Sliced Rough, 68YK: This specimen is a sliced rough block of natural Type A Burmese jadeite jade. The interior displays natural colour zoning with visible mineral veining and crystalline patterns typical of unprocessed j

2026

435ct Natural Type A Burmese Jadeite Jade Sliced Rough, 68YK

Lazo HeritageSathorn, Bangkok

36.70ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 9YP: 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

36.70ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 9YP

Lazo HeritageSathorn, Bangkok

200.20 Carats Natural Pink Crazy Lace Agate Mixed Shape Cabochon Lot, 23WC: Hey there, friend! Let me tell you about this nice batch of eight polished crazy lace agate cabochons with gorgeous swirling natural lace patterns all their own. These little beauties feature a creamy

2026

200.20 Carats Natural Pink Crazy Lace Agate Mixed Shape Cabochon Lot, 23WC

Lazo HeritageSathorn, Bangkok

5.18 Carats Matrix Boulder Opal Spearhead Cabochon - Natural Australian Stone, 9XC: This striking matrix boulder opal cabochon, measuring 14.9 x 9.7 x 3.8 mm, is a bold example of Australian opal artistry. Polished into a sharp spearhead silhouette, the stone features a dark, earthy

2026

5.18 Carats Matrix Boulder Opal Spearhead Cabochon - Natural Australian Stone, 9XC

Lazo HeritageSathorn, Bangkok

14.33 Carats Natural Brazilian Amethyst Loose Gemstone, 21WP: This natural Brazilian amethyst holds dimension readings of 19.6x13.3x8.9mm, a transparent crystalline quartz specimen sourced from Brazil's well-documented amethyst mineral formations that consistent

2026

14.33 Carats Natural Brazilian Amethyst Loose Gemstone, 21WP

Lazo HeritageSathorn, Bangkok

21.57 Carats Natural Blue Pietersite Loose Cabochon Gemstone, 17ZQ: This genuine natural pietersite features swirling layered blue fibrous mineral formations formed through natural geological silicate deposition. Fine natural oxide flecks and subtle mineral veining ru

2026

21.57 Carats Natural Blue Pietersite Loose Cabochon Gemstone, 17ZQ

Lazo HeritageSathorn, Bangkok

134.80 Carats Natural Black Rutilated Quartz Raw Rough Crystal Chunk, 80YR: This genuine natural rutilated quartz rough features distinct needle-like black rutile inclusions embedded within translucent clear quartz crystal, formed through natural hydrothermal geological proce

2026

134.80 Carats Natural Black Rutilated Quartz Raw Rough Crystal Chunk, 80YR

Lazo HeritageSathorn, Bangkok

11.43 Carats Natural Ceylon Peach Moonstone Loose Gemstone, 48WJ: This natural Ceylon moonstone carries dimension measurements of 16.2x12.6x7.8mm, a premium feldspar mineral sourced from Ceylon's historic moonstone mining grounds celebrated for stones displaying cha

2026

11.43 Carats Natural Ceylon Peach Moonstone Loose Gemstone, 48WJ

Lazo HeritageSathorn, Bangkok

1.64 Carats Natural Green Rutilated Peridot Oval Faceted Loose Gemstone, 72WS: This classic oval faceted peridot features a soft translucent pale olive green crystal filled with striking clusters of dark brown and black rutile needle silk that crisscross throughout the stone, wi

2026

1.64 Carats Natural Green Rutilated Peridot Oval Faceted Loose Gemstone, 72WS

Lazo HeritageSathorn, Bangkok

95ct Natural Tanzanian Ruby Zoisite Raw Rough Specimen Mineral Stone, 13YQ: This unpolished mineral rough is natural ruby zoisite sourced from Tanzania, exhibiting distinct banded mineral segregation of vibrant green zoisite, magenta ruby crystals, and dark hornblende inclusi

2026

95ct Natural Tanzanian Ruby Zoisite Raw Rough Specimen Mineral Stone, 13YQ

Lazo HeritageSathorn, Bangkok

58ct 3pcs Natural Argentine Rhodochrosite Banded Tumbled Rough Set, 1YR: This listing features three individual tumbled rhodochrosite rough pieces sourced from Argentina Capillitas deposits, each showcasing distinct layered banding of soft rose pink, cream white and pale t

2026

58ct 3pcs Natural Argentine Rhodochrosite Banded Tumbled Rough Set, 1YR

Lazo HeritageSathorn, Bangkok

8.86 Carats Natural Madagascar Deep Royal Blue Heated Sapphire Heart Cabochon Loose Gemstone, 30WS: This rich deep royal blue sapphire cabochon carries dense saturated navy-blue color filling its polished domed heart silhouette, dotted with fine natural mineral silk inclusions and faint crystalline

2026

8.86 Carats Natural Madagascar Deep Royal Blue Heated Sapphire Heart Cabochon Loose Gemstone, 30WS

Lazo HeritageSathorn, Bangkok

89ct Natural Type A Burmese Jadeite Jade Polished Sliced Rough, 32YN: This specimen is a sliced rough block of natural Type A Burmese jadeite jade. The interior displays natural colour zoning with visible mineral veining and crystalline patterns typical of unprocessed j

2026

89ct Natural Type A Burmese Jadeite Jade Polished Sliced Rough, 32YN

Lazo HeritageSathorn, Bangkok

5.28 Carats Natural Multicolor Pastel Emerald Cut Sapphire Parcel - Heated Loose Gems, 21YH: This thoughtfully selected sapphire parcel features matching emerald step cuts showcasing an elegant mixed palette, including soft sky blue, vivid violet purple, pale lavender pink, and transparent ne

2026

5.28 Carats Natural Multicolor Pastel Emerald Cut Sapphire Parcel - Heated Loose Gems, 21YH

Lazo HeritageSathorn, Bangkok

9.01 Carats Natural Madagascar Deep Royal Blue Heated Sapphire Heart Cabochon Loose Gemstone, 31WS: This rich deep royal blue sapphire cabochon features dense saturated navy blue tones across its smooth polished heart domed surface, with scattered natural dark mineral flecks and fine silk crystallin

2026

9.01 Carats Natural Madagascar Deep Royal Blue Heated Sapphire Heart Cabochon Loose Gemstone, 31WS

Lazo HeritageSathorn, Bangkok

Agate Geode: Agate Geode Sawn and polished agate geode displaying bands of brown, russet and gray, centering numerous quartz crystal points. Measures approximately 8.0 x 8.25 x 4.0 inches. Weight: 9.05 lb (4.10 kg

2026

Fine Estate, Inc. San Rafael, CA

Citrine, Amethyst, and Smoky Quartz Loose Stones: Group of three loose faceted gemstones comprising one round-cut purple amethyst, one emerald-cut smoky quartz, and one oval-cut citrine. The amethyst measures approximately 10–11 mm in diameter

2026

Citrine, Amethyst, and Smoky Quartz Loose Stones

Aardvark Antiques, LLCOakwood, GA

Natural Green Tourmaline Gemstones 1.92 Ct 3 Pcs. Octgon Shape: Product ID: 807250866 Product Name: Natural Tourmaline Weight: 1.92 CT. Size: 6.2 x 4.1 x 2.9 to 5.9 x 4.2 x 2.6 MM. Shape: Octagon Color: Green Clarity:VSI Luster: Good Gems Origin: Nigeria Treatment

2026

Natural Green Tourmaline Gemstones 1.92 Ct 3 Pcs. Octgon Shape

Treasure of Gems & JewelryLake Charles, LA

Natural Fancy Color Sapphire Gemstones 4.69 Ct . 5 Pcs. Rough Shape: Product ID: 806162510 Product Name: Natural Weight: 4.69 CT. Size: 7.5 x 4.7 x 3.9 to 6 x 4.5 x 3.1 MM. Shape: Rough Mixed Shape Color: Blue Clarity:Semi - Transparent Luster: Good Gems Origin: Tanzan

2026

Natural Fancy Color Sapphire Gemstones 4.69 Ct . 5 Pcs. Rough Shape

Treasure of Gems & JewelryLake Charles, LA

Natural Multi-Color Fluorite Gemstones 3.28 Ct. Oval Cabochon 10 x 8 Mm.: Product ID: 802706161 Product Name: Natural Fluorite Weight: 3.28 CT. Size: 10 x 8 x 3.8 MM. Shape: Oval Cabochon Color: Multi-Color Clarity:Semi - Transparent Luster: Good Gems Origin: Brazil Treatme

2026

Natural Multi-Color Fluorite Gemstones 3.28 Ct. Oval Cabochon 10 x 8 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Paraiba Color Apatite Gemstones 0.91 Ct. 2 Pcs. Round Shape 5 Mm.: Product ID: 800613661 Product Name: Natural Apatite Weight: 0.91 CT. Size: 5 x 5 x 2.7 MM. Shape: Round Shape Color: Paraiba Color Clarity:SI1 Luster: Good Gems Origin: Tanzania Treatment: Unheated Cr

2026

Natural Paraiba Color Apatite Gemstones 0.91 Ct. 2 Pcs. Round Shape 5 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Green Chrome Diopside Gemstones 2.54 Ct. 10 Pcs. Octagon Shape 5.2 x 3 Mm.: Product ID: 801608231 Product Name: Natural Chrome Diopside Weight: 2.54 CT. Size: 5.2 x 3 x 1.8 MM. Shape: Octagon Color: Green Clarity:SI1 Luster: Good Gems Origin: Russia Treatment: Unheated Crysta

2026

Natural Green Chrome Diopside Gemstones 2.54 Ct. 10 Pcs. Octagon Shape 5.2 x 3 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Bi Color Ametrine Gemstones 6.13 Ct. Octagon Shape 10.8 x 9.7 Mm.: Product ID: 800408637 Product Name: Natural Ametrine Weight: 6.13 CT. Size: 10.8 x 9.7 x 8.1 MM. Shape: Octagon Color: Bi Color Clarity:VVS Luster: Good Gems Origin: Bolivia Treatment: Unheated Crysta

2026

Natural Bi Color Ametrine Gemstones 6.13 Ct. Octagon Shape 10.8 x 9.7 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Baby Blue Aquamarine Gemstones 0.83 Ct. Oval Shape 6.8 x 5 Mm.: Product ID: 800812161 Product Name: Natural Aquamarine Weight: 0.83 CT. Size: 6.8 x 5 x 4 MM. Shape: Oval Shape Color: Light Blue Clarity:VSI - SI1 Luster: Good Gems Origin: Brazil Treatment: Unheated

2026

Natural Baby Blue Aquamarine Gemstones 0.83 Ct. Oval Shape 6.8 x 5 Mm.

Treasure of Gems & JewelryLake Charles, LA

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24

Fossils Auctions

Jurassic Period Giant Fossil Ammonite | Southern France | 31" Intact Spiral

Monumental 17th C. Chinese Wood Sculpture of Guanyin

18th C. Cusco School Oratorio Portátil, Viceregal Peru, ex-Holler & Saunders

Fine Fossils, Native American, Asian, Ethno

Artemis Fine Arts

Starts on:

Louisville, CO, US

14 hrs Left

Michoacan Pottery Figure - Seated Dignitary in Headdress

Prehistoric Complete Oreodont Femur Bone Fossil

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

Summer Marketplace | Ancient & Ethnographic

Artemis Fine Arts

Starts on:

Louisville, CO, US

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

4 days Left

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