Coral Fossils

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$1.30 Carats Natural Green Tourmaline Oval Faceted Loose Gemstone, 71XZ: This specimen consists of natural tourmaline, finished with consistent faceting to facilitate light refraction through its crystalline body. The mineral holds rich green colour saturation with subtle$

2026

1.30 Carats Natural Green Tourmaline Oval Faceted Loose Gemstone, 71XZ

Lazo HeritageBangkok, TH

65.97ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 71YL: 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

65.97ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 71YL

Lazo HeritageBangkok, TH

68.81ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 31YP: 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

68.81ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 31YP

Lazo HeritageBangkok, TH

34ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 43YQ: This natural corundum rough is an unheated purplish blue sapphire sourced from Sri Lankan alluvial gem deposits, featuring an irregular natural native form with residual pale yellow-brown mineral matr

2026

34ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 43YQ

Lazo HeritageBangkok, TH

8.52 Carats Natural Madagascar Deep Royal Blue Heated Sapphire Heart Cabochon Loose Gemstone, 28WS: This rich deep royal blue sapphire cabochon holds soft blended navy-blue shades across its smoothly polished heart domed surface, featuring a distinct central dark mineral inclusion alongside fine nat

2026

8.52 Carats Natural Madagascar Deep Royal Blue Heated Sapphire Heart Cabochon Loose Gemstone, 28WS

Lazo HeritageBangkok, TH

42.17ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 77YP: 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

42.17ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 77YP

Lazo HeritageBangkok, TH

$1.22 Carats Clear Moissanite Loose Gemstone, 41WP: This moissanite features dimensions of 7x4.3mm, a lab-created silicon carbide gemstone prized for its exceptional refractive index that generates brilliant light dispersion and consistent sparkle in a$

2026

1.22 Carats Clear Moissanite Loose Gemstone, 41WP

Lazo HeritageBangkok, TH

2.73 Carats Natural Deep Blue Loose Sapphire Oval Faceted Gemstone, 90XZ: Natural rich saturated blue corundum sapphire precision faceted loose gemstone, crafted with mixed brilliant facets to deliver strong light reflection and deep uniform blue color saturation. The cryst

2026

2.73 Carats Natural Deep Blue Loose Sapphire Oval Faceted Gemstone, 90XZ

Lazo HeritageBangkok, TH

285ct Natural Type A Burmese Jadeite Jade Sliced Rough, 36YK: 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

285ct Natural Type A Burmese Jadeite Jade Sliced Rough, 36YK

Lazo HeritageBangkok, TH

1.32 Carats Natural Vivid Chrome Green Chrome Diopside Oval Faceted Loose Gemstone, 44WS: This striking chrome diopside faceted oval stone showcases vivid intense chrome green color illuminated through crisp polished step facets, with fine tiny natural mineral speckles visible within the t

2026

1.32 Carats Natural Vivid Chrome Green Chrome Diopside Oval Faceted Loose Gemstone, 44WS

Lazo HeritageBangkok, TH

2.45 Carat African Emerald Loose: Lot is for a beautiful 2.45 carat African Emerald.

2026

2.45 Carat African Emerald Loose

GOLDEN SUN AUCTIONS, Inc.Fullerton, CA

Assorted Amethyst Loose Gemstones: These are beautiful and assorted cuts of loose amethyst. One is rectangular and 24.02 carats with an appraisal from American Gemological Laboratory Inc. Three are without an appraisal.

2026

Assorted Amethyst Loose Gemstones

GOLDEN SUN AUCTIONS, Inc.Fullerton, CA

57.77ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 4YP: 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

57.77ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 4YP

Lazo HeritageBangkok, TH

87.56ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 84YP: 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

87.56ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 84YP

Lazo HeritageBangkok, TH

95.95 Carats Natural Rainbow Banded Fluorite Raw Rough Chunk, 98YR: This genuine natural fluorite rough features stunning curved layered bands of green, golden yellow and soft lavender-purple formed through natural hydrothermal crystal growth. One side retains raw unp

2026

95.95 Carats Natural Rainbow Banded Fluorite Raw Rough Chunk, 98YR

Lazo HeritageBangkok, TH

52ct Natural Tanzanian Ruby Zoisite Raw Rough Specimen Mineral Stone, 23YQ: 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

52ct Natural Tanzanian Ruby Zoisite Raw Rough Specimen Mineral Stone, 23YQ

Lazo HeritageBangkok, TH

22ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 64YQ: This natural corundum rough is an unheated purplish blue sapphire sourced from Sri Lankan alluvial gem deposits, featuring an irregular natural native form with residual pale yellow-brown mineral matr

2026

22ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 64YQ

Lazo HeritageBangkok, TH

158.37 Carats Natural Royal Blue Sodalite Rough Stone, 88YR: This genuine natural sodalite rough exhibits soft blended royal blue mineral coloration mixed with pale crystalline matrix formed through natural igneous geological formation. Fine light mineral speck

2026

158.37 Carats Natural Royal Blue Sodalite Rough Stone, 88YR

Lazo HeritageBangkok, TH

131.15 Carats Natural Royal Blue Sodalite Rough Stone, 84YR: This genuine natural sodalite rough exhibits soft blended royal blue mineral coloration mixed with pale crystalline matrix formed through natural igneous geological formation. Fine light mineral speck

2026

131.15 Carats Natural Royal Blue Sodalite Rough Stone, 84YR

Lazo HeritageBangkok, TH

124.26 Carats Natural White Matrix Blue Sodalite Sliced Rough Stone, 67YR: This genuine natural sodalite sliced rough features rich deep blue mineral matrix interspersed with pale creamy white crystalline formations formed through igneous geological processes. Fine natural o

2026

124.26 Carats Natural White Matrix Blue Sodalite Sliced Rough Stone, 67YR

Lazo HeritageBangkok, TH

62.51 Carats Natural Royal Blue Sodalite Rough Stone, 26ZQ: This genuine natural sodalite rough exhibits soft blended royal blue mineral coloration mixed with pale crystalline matrix formed through natural igneous geological formation. Fine light mineral speck

2026

62.51 Carats Natural Royal Blue Sodalite Rough Stone, 26ZQ

Lazo HeritageBangkok, TH

3.42 Carats Natural Swiss Blue Topaz Loose Gemstone, 2WP: 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

3.42 Carats Natural Swiss Blue Topaz Loose Gemstone, 2WP

Lazo HeritageBangkok, TH

1.58 Carats Natural Green Rutilated Peridot Oval Faceted Loose Gemstone, 71WS: 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

1.58 Carats Natural Green Rutilated Peridot Oval Faceted Loose Gemstone, 71WS

Lazo HeritageBangkok, TH

1.20 Carats Mint Green Tourmaline Pear Cut - Natural Loose Gemstone, 48XC: This delicate pear-cut tourmaline showcases a soft, luminous mint-green hue, evoking the calm of sunlit seafoam or fresh spring foliage. Its crisp faceting creates a brilliant, sparkling play of light

2026

1.20 Carats Mint Green Tourmaline Pear Cut - Natural Loose Gemstone, 48XC

Lazo HeritageBangkok, TH

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Fossils Auctions

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

20 hrs Left

Large Congo Shrine Leopard Figure, Painted

Large Macginitiea Nobilis Fossil Leaf, Fort Union Formation, Paleocene

16th C. Franco-Flemish Stained Glass Panel, Pieta

ARTE & ARTEMIS Tribal, Ethnographic, Ancient

Artemis Fine Arts

Starts on:

Louisville, CO, US

2 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

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