Ac Gilbert Co Fossils

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68.40 Carats Natural Multicolor Tourmaline Rough Parcel, 88YH: This varied parcel of natural multicolor tourmaline rough presents an eclectic spectrum of vivid pink, green, pastel yellow and blended bi-color crystalline tones inherent to unprocessed tourmaline de

2026

68.40 Carats Natural Multicolor Tourmaline Rough Parcel, 88YH

Lazo HeritageSathorn, Bangkok

8.50 Carats Natural Madagascar Blue Sapphire Loose Gemstone, 25WJ: This natural Madagascar blue sapphire has dimension measurements of 12.9x9.9x5.9mm, sourced from Madagascar's extensive corundum mineral deposits that consistently yield sought-after corundum specimen

2026

8.50 Carats Natural Madagascar Blue Sapphire Loose Gemstone, 25WJ

Lazo HeritageSathorn, Bangkok

6.25 Carats Natural Soft Pink Ruby Oval Cabochon Loose Gemstone, 92WC: This smooth oval cabochon ruby features a dreamy translucent blush pink tone with gentle natural color zoning fading from deep rose pink at the base to pale pastel pink near the top. Faint natural min

2026

6.25 Carats Natural Soft Pink Ruby Oval Cabochon Loose Gemstone, 92WC

Lazo HeritageSathorn, Bangkok

1.56 Carats Natural Bubblegum Pink Pear Shape Tourmaline Loose Faceted Gemstone, 97XZ: Natural vivid bubblegum pink elbaite tourmaline precision cut into a pear faceted loose gemstone, crafted with mixed brilliant facets to amplify bright pink luster and light dispersion. The stone feat

2026

1.56 Carats Natural Bubblegum Pink Pear Shape Tourmaline Loose Faceted Gemstone, 97XZ

Lazo HeritageSathorn, Bangkok

119.87ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 74YP: 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

119.87ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 74YP

Lazo HeritageSathorn, Bangkok

54.40ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 14YP: 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

54.40ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 14YP

Lazo HeritageSathorn, Bangkok

2.93 Carats Natural Swiss Blue Topaz Loose Gemstone, 3WP: This genuine natural swiss blue topaz displays consistent saturated blue coloration inherent to unprocessed natural mineral specimens. Formed through natural geological formation, the stone carries su

2026

2.93 Carats Natural Swiss Blue Topaz Loose Gemstone, 3WP

Lazo HeritageSathorn, Bangkok

17.31 Carats Natural Ceylon Peach Moonstone Loose Gemstone, 52WJ: This natural Ceylon moonstone carries dimension measurements of 20.5x13x9.1mm, a premium feldspar mineral sourced from Ceylon's historic moonstone mining grounds celebrated for stones displaying chara

2026

17.31 Carats Natural Ceylon Peach Moonstone Loose Gemstone, 52WJ

Lazo HeritageSathorn, Bangkok

1.35 Carats Natural Zambian Vivid Green Emerald Rectangular Emerald Cut Loose Gemstone, 26XV: Natural vibrant lush grass green Zambian emerald expertly rectangular step-cut loose gemstone, classic parallel emerald step facets deliver soft diffused light reflection, showcasing a rich saturated

2026

1.35 Carats Natural Zambian Vivid Green Emerald Rectangular Emerald Cut Loose Gemstone, 26XV

Lazo HeritageSathorn, Bangkok

$4.11 Carats Natural Pale Mint Green Hexagonal Step Cut Green Amethyst Loose Gemstone, 33XV: Natural transparent soft mint green prasiolite (green amethyst) precision hexagonal step cut loose gemstone, geometric layered parallel facets deliver crisp clean light refraction, showcasing a faint$

2026

4.11 Carats Natural Pale Mint Green Hexagonal Step Cut Green Amethyst Loose Gemstone, 33XV

Lazo HeritageSathorn, Bangkok

6.00 Carats Natural Lemon Quartz Cushion Checkerboard Faceted Gemstone, 15XZ: I've got a real nice little gem here to show you, this bright cushion cut lemon quartz with that soft sunny pale yellow glow we love. This single stone measures 14.1x10.2x6.1mm and weighs a full 6.00

2026

6.00 Carats Natural Lemon Quartz Cushion Checkerboard Faceted Gemstone, 15XZ

Lazo HeritageSathorn, Bangkok

150ct Natural Siberian Seraphinite Polished Rough Slab, 82YK: This polished mineral slab is natural seraphinite originating from Siberian deposits, displaying characteristic radiating crystalline fibrous formations with layered deep forest and silvery green band

2026

150ct Natural Siberian Seraphinite Polished Rough Slab, 82YK

Lazo HeritageSathorn, Bangkok

6.25 Carats Natural Madagascar Blue Sapphire Loose Gemstone, 28WJ: This natural Madagascar blue sapphire has dimension measurements of 10.8x8.8x5.8mm, sourced from Madagascar's extensive corundum mineral deposits that consistently yield sought-after corundum specimen

2026

6.25 Carats Natural Madagascar Blue Sapphire Loose Gemstone, 28WJ

Lazo HeritageSathorn, Bangkok

13.66 Carats Natural Ceylon White Moonstone Loose Gemstone, 41WJ: This natural Ceylon white moonstone holds dimensions of 20.4x12.4x7.3mm, a well-polished natural feldspar gemstone sourced from Ceylon's renowned moonstone mineral deposits famous for distinctive ligh

2026

13.66 Carats Natural Ceylon White Moonstone Loose Gemstone, 41WJ

Lazo HeritageSathorn, Bangkok

9.25 Carats Warm Honey Ammonite Cabochon - Natural Madagascar Origin, 89XB: This polished Madagascar ammonite cabochon showcases a stunning, natural pattern, with rich honey and caramel brown tones interlaced with crisp white calcite lines that trace the ancient shell's chamb

2026

9.25 Carats Warm Honey Ammonite Cabochon - Natural Madagascar Origin, 89XB

Lazo HeritageSathorn, Bangkok

13.40 Carats Brown Ammonite Cabochon - Natural Madagascar Origin, 91XB: This polished Madagascar ammonite cabochon presents a captivating organic pattern, with rich warm brown hues interlaced with intricate, branching white calcite formations. The stone's smooth, egg-shap

2026

13.40 Carats Brown Ammonite Cabochon - Natural Madagascar Origin, 91XB

Lazo HeritageSathorn, Bangkok

132.83 Carats Natural Garnet Rough Parcel, 96YH: This rich parcel of natural garnet rough displays deep saturated reddish-brown and fiery orange-red tones characteristic of almandine garnet, with natural translucent to semi-transparent crystalline s

2026

132.83 Carats Natural Garnet Rough Parcel, 96YH

Lazo HeritageSathorn, Bangkok

81.62ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 19YP: 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

81.62ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 19YP

Lazo HeritageSathorn, Bangkok

390ct Natural Type A Burmese Red Rind Teal Jadeite Jade Sliced Rough, 57YN: This specimen is a natural split rough stone of untreated Type A Burmese jadeite, retaining complete natural brown-red weathered outer skin on the uncut reverse side, while its polished cut face featu

2026

390ct Natural Type A Burmese Red Rind Teal Jadeite Jade Sliced Rough, 57YN

Lazo HeritageSathorn, Bangkok

2.37 Carats Natural Swiss Blue Topaz Loose Gemstone, 1WP: This genuine natural swiss blue topaz displays consistent saturated blue coloration inherent to unprocessed natural mineral specimens. Formed through natural geological formation, the stone carries su

2026

2.37 Carats Natural Swiss Blue Topaz Loose Gemstone, 1WP

Lazo HeritageSathorn, Bangkok

15.36 Carats Natural Brazilian Amethyst Loose Gemstone, 25WP: This natural Brazilian amethyst holds dimension readings of 18.4x13.7x10.7mm, a transparent crystalline quartz specimen sourced from Brazil's well-documented amethyst mineral formations that consisten

2026

15.36 Carats Natural Brazilian Amethyst Loose Gemstone, 25WP

Lazo HeritageSathorn, Bangkok

11.09 Carats Natural Brazilian Amethyst Loose Gemstone, 23WP: This natural Brazilian amethyst holds dimension readings of 16.2x13.7x11mm, a transparent crystalline quartz specimen sourced from Brazil's well-documented amethyst mineral formations that consistentl

2026

11.09 Carats Natural Brazilian Amethyst Loose Gemstone, 23WP

Lazo HeritageSathorn, Bangkok

13.13 Carats Natural Brazilian Amethyst Loose Gemstone, 20WP: This natural Brazilian amethyst holds dimension readings of 15.8x12.6x11.3mm, a transparent crystalline quartz specimen sourced from Brazil's well-documented amethyst mineral formations that consisten

2026

13.13 Carats Natural Brazilian Amethyst Loose Gemstone, 20WP

Lazo HeritageSathorn, Bangkok

Ideal Loose Diamond - ROUND 1.03ct D VS1: Ideal Loose Diamond - ROUND 1.03ct D VS1 Source: This is a real non-mined Diamond that has been grown in a lab Shape: ROUND Carats: 1.03 Color: D Clarity: VS1 Certification: IGI Video:

2026

Ideal Loose Diamond - ROUND 1.03ct D VS1

BidhausNew York, NY

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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

Houston, TX, US

Auction Ended

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

Large Chancay Male Cuchimilco Figure, Peru

Anasazi Tularosa Style Storage Olla, Cibola Tradition

Mojave Glass Beaded Netted Collar

ARTE & ARTEMIS Pre-Columbian, Native American

Artemis Fine Arts

Starts on:

Louisville, CO, US

4 days Left

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