Barbara Morgan Fossils

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1.73 Carats Natural Pinkish Purple Rhodolite Garnet Oval Faceted Loose Gemstone, 69TS: This garnet material forms within natural geological formations and undergoes precise faceting and high-gloss polishing via professional lapidary techniques. Minor internal pinpoint inclusions and fai

2026

1.73 Carats Natural Pinkish Purple Rhodolite Garnet Oval Faceted Loose Gemstone, 69TS

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

5.00ct Natural Royal Blue Sapphire Round Rose Cut Loose Gemstone, 95YW: This parcel consists of multiple natural sapphire gemstones, each fashioned with a round rose cut displaying a rich royal blue hue. Natural internal inclusions are visible within the corundum crystals

2026

5.00ct Natural Royal Blue Sapphire Round Rose Cut Loose Gemstone, 95YW

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

5.27ct Natural Pink Topaz Cushion Cut Matched Pair Loose Gemstones, 87TG: Natural pink topaz fashioned into a matched pair of cushion brilliant cuts with polished table and symmetrical pavilion facets. The stones exhibit a saturated vivid hot pink body color with high trans

2026

5.27ct Natural Pink Topaz Cushion Cut Matched Pair Loose Gemstones, 87TG

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

53.68ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 82YL: 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

53.68ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 82YL

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

105.47ct Natural Multi-Colour Spinel Rough Parcel Loose Gemstone, 80YS: Natural spinel rough parcel showcasing a beautiful array of soft varied hues with subtle tonal differences throughout each crystal. Raw crystalline surfaces carry authentic natural mineral textures an

2026

105.47ct Natural Multi-Colour Spinel Rough Parcel Loose Gemstone, 80YS

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

4.35ct Natural Royal Blue Sapphire Round Rose Cut Loose Gemstone, 99YW: This parcel consists of multiple natural sapphire gemstones, each fashioned with a round rose cut displaying a rich royal blue hue. Natural internal inclusions are visible within the corundum crystals

2026

4.35ct Natural Royal Blue Sapphire Round Rose Cut Loose Gemstone, 99YW

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

2.15 Carats Natural Yellow Sapphire Pear Faceted Loose Gemstone, 45YW: This natural yellow sapphire features a classic pear brilliant faceted cut, holding consistent warm golden-yellow color throughout the corundum crystal. Fine microscopic mineral specks and faint natur

2026

2.15 Carats Natural Yellow Sapphire Pear Faceted Loose Gemstone, 45YW

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

2.85 Carats Natural Swiss Blue Topaz Loose Gemstone, 12WP: 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

2.85 Carats Natural Swiss Blue Topaz Loose Gemstone, 12WP

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

3.45 Carats Royal Blue Sapphire Oval Faceted Loose Gemstone, 2YW: This classic oval faceted sapphire displays rich saturated royal blue color glowing through crisp polished multi-facet cuts, featuring natural fine internal fissures and tiny scattered mineral micro s

2026

3.45 Carats Royal Blue Sapphire Oval Faceted Loose Gemstone, 2YW

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

4.59ct Natural Pink Topaz Oval Cut Matched Pair Loose Gemstones, 100TG: Natural pink topaz fashioned into a matched pair of oval mixed cuts with polished table and well-defined pavilion facets. The stones display a saturated vivid hot pink body color with good transparenc

2026

4.59ct Natural Pink Topaz Oval Cut Matched Pair Loose Gemstones, 100TG

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

39.46ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 17YL: 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

39.46ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 17YL

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

248.42ct Natural Cambodian Blue Zircon Rough Parcel Loose Gemstone, 73YT: This parcel consists of natural unpolished blue zircon rough crystals with translucent sky-blue to teal hues, featuring natural crystalline textures and facets. Minor matrix and inclusions are visible

2026

248.42ct Natural Cambodian Blue Zircon Rough Parcel Loose Gemstone, 73YT

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

2.17 Carats Natural Pinkish Purple Rhodolite Garnet Oval Faceted Loose Gemstone, 62TS: This garnet material forms within natural geological formations and undergoes precise faceting and high-gloss polishing via professional lapidary techniques. Minor internal pinpoint inclusions and fai

2026

2.17 Carats Natural Pinkish Purple Rhodolite Garnet Oval Faceted Loose Gemstone, 62TS

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

59.33ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 69YP: 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

59.33ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 69YP

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

95.07ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 66YL: 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

95.07ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 66YL

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

61.70ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 74YL: 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

61.70ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 74YL

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

23ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 74YQ: 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

23ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 74YQ

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

275ct Natural Type A Burmese Jadeite Jade Sliced Rough, 14YK: 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

275ct Natural Type A Burmese Jadeite Jade Sliced Rough, 14YK

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

11.30 Carats Natural Brazilian Green Topaz Faceted Loose Gemstone, 76WY: This natural topaz originates from Brazilian mineral formations and undergoes professional faceted lapidary finishing with uniform high-gloss polishing across all outer crystal facets. Natural fine in

2026

11.30 Carats Natural Brazilian Green Topaz Faceted Loose Gemstone, 76WY

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

11.65 Carats Natural Brazilian Lemon Quartz Oval Faceted Loose Gemstone, 9XX: This lemon quartz is sourced from natural mineral deposits within Brazil and refined through standard professional faceted lapidary procedures, accompanied by uniform glossy polishing across the full

2026

11.65 Carats Natural Brazilian Lemon Quartz Oval Faceted Loose Gemstone, 9XX

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

26.60ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 20YL: 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

26.60ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 20YL

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

49.05ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 96YL: 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

49.05ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 96YL

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

3.30ct Natural Ethiopian Welo Orange Fire Opal Cabochon Loose Gemstone, 98TH: This opal is sourced from Ethiopian Welo natural opal deposits and shaped into a smooth polished cabochon form with refined lapidary finishing work. Bright warm orange base accompanied by vivid intern

2026

3.30ct Natural Ethiopian Welo Orange Fire Opal Cabochon Loose Gemstone, 98TH

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

1.51 Carats Natural Madagascar Ruby Emerald Cut Loose Gemstone, 75XM: This natural Madagascar ruby is fashioned in a traditional emerald step faceted cut, showcasing deep saturated red tones typical of Malagasy corundum. Distinct natural internal fissures, fine mineral

2026

1.51 Carats Natural Madagascar Ruby Emerald Cut Loose Gemstone, 75XM

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

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24

Fossils Auctions

Salado Tonto Polychrome Olla w/ Scrolls & Interlocking Frets

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

Teotihuacan Stone Tlaloc Head Effigy Incensario Vessel

Native American | Fossils | Pre-Columbian Art

Artemis Fine Arts

Starts on:

Louisville, CO, US

13 hrs Left

Quimbaya Cast Gold Female Figure with Danglers, Colombia (115 gr)

Rare Dinocrocuta "Terrible Hyena" Fossil Skull, Central Asia

Anasazi Tularosa Black-on-White Bird Effigy Vessel

DAY 1 Pre-Columbian, Native American, Fossils

Artemis Fine Arts

Starts on:

Louisville, CO, US

Large Amethyst Formation wIth Calcite on Custom Stand

Kyanite and Quartz Cluster on Spinning Stand

Huge, Rare Chrysocolla and Quartz Formation

Fall Rock and Fossil Timed Clearance Auction

Fossils & Gemstones of Houston

Starts on:

Houston, TX, US

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