Barbara Morgan Fossils

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26.23 Ct Natural Chrysocolla Malachite Oval Cab: weight - 26.23 Ct / Dimensions - 23.10 x 17.50 x 5.40 mm / Shape & Cut - Excellent Oval Cab / Origin - Russia / Comments - None

2026

26.23 Ct Natural Chrysocolla Malachite Oval Cab

Bangkok, TH

Gems Auction

4.7

(487)

14.92 Ct Natural Purple Amethyst Oval Cab: Weight - 14.92 Ct / Dimensions - 18.20 x 13.00 x 7.80 mm / Shape - Oval Cab / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

14.92 Ct Natural Purple Amethyst Oval Cab

Bangkok, TH

Gems Auction

4.7

(487)

17.37 Ct Natural Leopard Skin Jasper Quartz Oval Cab: weight - 17.37 Ct / Dimensions - 29.00 x 15.10 x 5.70 mm / Shape & Cut - Excellent Oval Cab / Origin - Brazil / Comments - None

2026

17.37 Ct Natural Leopard Skin Jasper Quartz Oval Cab

Bangkok, TH

Gems Auction

4.7

(487)

16.59 Ct Natural Narina Jasper Quartz Fancy Cab: weight - 16.59 Ct / Size - 33.00 x 14.20 x 3.80 mm / Shape - Excellent Fancy Cab / Origin - Brazil / Treatment - None

2026

16.59 Ct Natural Narina Jasper Quartz Fancy Cab

Bangkok, TH

Gems Auction

4.7

(487)

18.67 Ct Natural Amazonite Oval Cab: Weight - 18.67 Ct / Dimensions - 29.00 x 17.20 x 4.80 mm / Shape - Oval Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

18.67 Ct Natural Amazonite Oval Cab

Bangkok, TH

Gems Auction

4.7

(487)

10.17 Ct Natural Blue Lapis Lazuli Pear Cab: Weight - 10.17 Ct / Size - 19.30 x 10.60 x 5.70 mm / Shape - Pear Cab / Clarity - Opaque / Origin - Afghanisthan / Treatment - None

2026

10.17 Ct Natural Blue Lapis Lazuli Pear Cab

Bangkok, TH

Gems Auction

4.7

(487)

Loose Diamond - RADIANT 4.96ct F VS1: Loose Diamond - RADIANT 4.96ct F VS1 Source: This is a real non-mined Diamond that has been grown in a lab Shape: RADIANT Carats: 4.96 Color: F Clarity: VS1 Certification: IGI Video:

2026

Loose Diamond - RADIANT 4.96ct F VS1

New York, NY

Bidhaus

4.3

(878)

400 Grams Polished Malachite Slab ? Natural Green Crystal Stone Healing Mineral D?cor: Beautiful 400 grams natural Malachite slab featuring rich green banding patterns and a smooth polished finish. This stunning healing mineral is perfect for crystal collections, home d?cor, meditation

2026

400 Grams Polished Malachite Slab ? Natural Green Crystal Stone Healing Mineral D?cor

Muscat, AE

Fantasy Jewelry

3.7

(155)

ASSORTED QUARTZ / MALACHITE AND OTHER MINERAL SPECIMENS, LOT OF 15: ASSORTED QUARTZ / MALACHITE AND OTHER MINERAL SPECIMENS, LOT OF 15, including three small quartz specimens found in Mount Ida, Arkansas; a larger quartz specimen with a wooden base found in Hot Spring

2026

ASSORTED QUARTZ / MALACHITE AND OTHER MINERAL SPECIMENS, LOT OF 15

Mt. Crawford, VA

Jeffrey S. Evans & Associates

4.6

(1.1k)

Loose Diamond - OVAL 1.88ct D VVS2: Loose Diamond - OVAL 1.88ct D VVS2 Source: This is a real non-mined Diamond that has been grown in a lab Shape: OVAL Carats: 1.88 Color: D Clarity: VVS2 Certification: IGI Video:

2026

Loose Diamond - OVAL 1.88ct D VVS2

New York, NY

Mynt Auctions

4.5

(915)

14.14ct Natural Cambodian Rose Cut Blue Zircon Loose Gemstone Parcel Lot, 15EV: This attractive parcel of rose-cut blue zircon features cool aquatic blue tones paired with flat-backed rose cut faceting, creating soft diffused sparkle and dreamy translucent visual effect. Varied f

2026

14.14ct Natural Cambodian Rose Cut Blue Zircon Loose Gemstone Parcel Lot, 15EV

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

7.91ct Natural Mozambican Fancy Tourmaline Loose Gemstone Parcel Lot, 15EW: This colourful parcel of fancy tourmaline presents a vibrant spectrum of tones, including pastel mint-green, deep teal-blue, soft rose-pink and striking bi-colour saturation across mixed emerald-cut a

2026

7.91ct Natural Mozambican Fancy Tourmaline Loose Gemstone Parcel Lot, 15EW

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

8.83ct Natural Unheated Burmese Blue Star Sapphire Loose Gemstone Parcel, 92BZ: This parcel consists of natural unheated blue star sapphire sourced from Myanmar. The material showcases cool blue body tones together with natural internal silk inclusions responsible for the star op

2026

8.83ct Natural Unheated Burmese Blue Star Sapphire Loose Gemstone Parcel, 92BZ

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

9.61ct Natural Nigerian Sky Blue Aquamarine Loose Gemstone Parcel Lot, 37EV: This lovely parcel of aquamarine exhibits soft sky-blue tones with cool watery translucency, catching light to produce a gentle, airy glow across the faceted surfaces. Mixed faceted shapes bring varie

2026

9.61ct Natural Nigerian Sky Blue Aquamarine Loose Gemstone Parcel Lot, 37EV

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

12.45ct Natural Madagascan Aqua Blue Grandidierite Loose Gemstone Parcel Lot, 36EV: This captivating parcel of grandidierite delivers soft aqua blue and subtle teal-green tones, with gentle internal glow that shifts beautifully under changing light conditions. Faceted in mixed oval,

2026

12.45ct Natural Madagascan Aqua Blue Grandidierite Loose Gemstone Parcel Lot, 36EV

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

25.67 Carats Natural Madagascar Deep Cobalt Blue Sapphire Loose Gemstone, 24FE: This Madagascar sapphire cabochon has dimensions measuring 18.2x15x8.2mm, featuring rich cobalt blue color blended with soft natural pale veining that creates unique layered visual texture across the

2026

25.67 Carats Natural Madagascar Deep Cobalt Blue Sapphire Loose Gemstone, 24FE

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

6.79ct Natural Mozambican Fancy Tourmaline Loose Gemstone Parcel Lot, 11EW: This colourful parcel of fancy tourmaline presents a vibrant spectrum of tones, including pastel mint-green, deep teal-blue, soft rose-pink and striking bi-colour saturation across mixed emerald-cut a

2026

6.79ct Natural Mozambican Fancy Tourmaline Loose Gemstone Parcel Lot, 11EW

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

7.04ct Natural Australian Multitone Sapphire Loose Gemstone Parcel Lot, 50EV: This varied parcel of Australian sapphires presents a striking spectrum of deep forest green, vivid teal-green, rich royal blue, and soft pale blue tones. Each oval-faceted gem delivers crisp light re

2026

7.04ct Natural Australian Multitone Sapphire Loose Gemstone Parcel Lot, 50EV

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

12.27ct Natural Nigerian Sky Blue Aquamarine Loose Gemstone Parcel Lot, 38EV: This lovely parcel of aquamarine exhibits soft sky-blue tones with cool watery translucency, catching light to produce a gentle, airy glow across the faceted surfaces. Mixed faceted shapes bring varie

2026

12.27ct Natural Nigerian Sky Blue Aquamarine Loose Gemstone Parcel Lot, 38EV

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

13.22ct Natural Unheated Burmese Blue Star Sapphire Loose Gemstone Parcel, 94BZ: This parcel consists of natural unheated blue star sapphire sourced from Myanmar. The material showcases cool blue body tones together with natural internal silk inclusions responsible for the star op

2026

13.22ct Natural Unheated Burmese Blue Star Sapphire Loose Gemstone Parcel, 94BZ

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

15.03ct Natural Madagascan Aqua Blue Grandidierite Loose Gemstone Parcel Lot, 30EV: This captivating parcel of grandidierite delivers soft aqua blue and subtle teal-green tones, with gentle internal glow that shifts beautifully under changing light conditions. Faceted in mixed oval,

2026

15.03ct Natural Madagascan Aqua Blue Grandidierite Loose Gemstone Parcel Lot, 30EV

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

75.60ct Natural Burmese Type A Lavender Jadeite Jade Cabochon Parcel Lot, 34EX: This polished cabochon parcel features oval and round cabochon Type A jadeite jade displaying soft lavender-lilac body tones across the set. Smooth high-gloss domed surfaces showcase gentle colour var

2026

75.60ct Natural Burmese Type A Lavender Jadeite Jade Cabochon Parcel Lot, 34EX

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

Ancient Sasanian Persian Pink Quartz Pyramidal Stamp Seal (224-651 CE), 54EF: This antique pink quartz pyramidal stamp seal originates from Ancient Sasanian Persian civilisation, used to produce clay impressions and worn as a protective talisman. The square seal face displays t

2026

Ancient Sasanian Persian Pink Quartz Pyramidal Stamp Seal (224-651 CE), 54EF

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

7.56ct Natural Mozambican Fancy Tourmaline Loose Gemstone Parcel Lot, 13EW: This colourful parcel of fancy tourmaline presents a vibrant spectrum of tones, including pastel mint-green, deep teal-blue, soft rose-pink and striking bi-colour saturation across mixed emerald-cut a

2026

7.56ct Natural Mozambican Fancy Tourmaline Loose Gemstone Parcel Lot, 13EW

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

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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

12 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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