Tim Lewis Fossils

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401g Natural Malachite Slab – Polished Green Crystal Stone (13×6×1.5 cm) – Healing Mineral: This striking 401-gram natural malachite slab showcases the stone’s iconic deep green swirls and mesmerizing banded patterns. Measuring 13 × 6 × 1.5 cm, this polished piece is perfect for display,

2026

401g Natural Malachite Slab – Polished Green Crystal Stone (13×6×1.5 cm) – Healing Mineral

Fantasy JewelryMuscat, AE

Amethyst Geode: Height 23 inches, width 6 inches, depth 6 inches

2026

DOYLE Auctioneers & AppraisersNew York, NY

27.18 Ct Natural Fossil Coral Round Cab: weight - 27.18 Ct / Size - 30.00 x 30.00 x 3.60 mm / Shape - Excellent Round Cab / Origin - Brazil / Treatment - None

2026

27.18 Ct Natural Fossil Coral Round Cab

Gems AuctionBangkok, TH

26.84 Ct Natural Fossil Coral Oval Cab: weight - 26.84 Ct / Size - 38.00 x 19.70 x 4.40 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

26.84 Ct Natural Fossil Coral Oval Cab

Gems AuctionBangkok, TH

41.21 Ct Natural Azurmalachite Oval Cab: weight - 41.21 Ct / Dimensions - 29.00 x 20.90 x 6.00 mm / Shape & Cut - Excellent Oval Cab / Origin - Russia / Comments - None

2026

41.21 Ct Natural Azurmalachite Oval Cab

Gems AuctionBangkok, TH

30.26 Ct Natural Serphinite Oval Cab: weight - 30.26 Ct / Dimensions - 36.00 x 17.70 x 5.10 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

30.26 Ct Natural Serphinite Oval Cab

Gems AuctionBangkok, TH

12.32 Ct Natural Green Onyx Fancy Cut: Weight - 12.32 Ct / Dimensions - 21.30 x 12.60 x 7.10 mm / Shape - Fancy Cut / Clarity - Transparent / Origin - Brazil / Treatment - None

2026

12.32 Ct Natural Green Onyx Fancy Cut

Gems AuctionBangkok, TH

29.95 Ct Natural Mookaite Jasper Quartz Pear Cab: weight - 29.95 Ct / Size - 32.00 x 26.00 x 5.40 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

2026

29.95 Ct Natural Mookaite Jasper Quartz Pear Cab

Gems AuctionBangkok, TH

30.63 Ct Natural Shattuckite Pear Cab: weight - 30.63 Ct / Size - 32.00 x 19.40 x 6.50 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

2026

30.63 Ct Natural Shattuckite Pear Cab

Gems AuctionBangkok, TH

18.77 Ct Natural K2 Jasper Quartz Marquise Cab: weight - 18.77 Ct / Dimensions - 27.00 x 16.70 x 5.70 mm / Shape - Excellent Marquise Cab / Origin - Brazil / Treatment - None

2026

18.77 Ct Natural K2 Jasper Quartz Marquise Cab

Gems AuctionBangkok, TH

24.72 Ct Natural Blue Opal Pear Cab: weight - 24.72 Ct / Size -29.00 x 22.00 x 6.10 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

2026

24.72 Ct Natural Blue Opal Pear Cab

Gems AuctionBangkok, TH

33.47 Ct Natural Blue Lapis Lazuli Oval Cab: Weight - 33.47 Ct / Size - 25.70 x 18.60 x 7.70 mm / Shape - Oval Cab / Clarity - Opaque / Origin - Afghanisthan / Treatment - None

2026

33.47 Ct Natural Blue Lapis Lazuli Oval Cab

Gems AuctionBangkok, TH

12.72 Ct Natural Blue Onyx Hexagon Cut: Weight - 12.72 Ct / Size - 18.40 x 16.30 x 7.40 mm / Shape - Hexagon Cut / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

12.72 Ct Natural Blue Onyx Hexagon Cut

Gems AuctionBangkok, TH

18.03 Ct Natural Dalmation Jasper Quartz Oval Cab: weight - 18.03 Ct / Size - 31.00 x 14.70 x 4.30 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

18.03 Ct Natural Dalmation Jasper Quartz Oval Cab

Gems AuctionBangkok, TH

10.92 Ct Natural Moss Agate Trillion cut: Weight - 10.92 Ct / Size -17.00 x 16.50 x 7.90 mm / Shape - Excellent Trillion Cut / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

10.92 Ct Natural Moss Agate Trillion cut

Gems AuctionBangkok, TH

13.29 Ct Natural Blue Lapis Lazuli Trillion Cut: Weight - 13.29 Ct / Dimensions - 17.00 x 16.50 x 7.50 mm / Shape - Trillion Cut / Clarity - Opaque / Origin - Afghanisthan / Treatment - None

2026

13.29 Ct Natural Blue Lapis Lazuli Trillion Cut

Gems AuctionBangkok, TH

14.52 Ct Natural Blue Lapis Lazuli Round Cut: Weight - 14.52 Ct / Dimensions - 17.00 x 16.80 x 7.70 mm / Shape - Round Cut / Clarity - Obaque / Origin - Afghanisthan / Treatment - None

2026

14.52 Ct Natural Blue Lapis Lazuli Round Cut

Gems AuctionBangkok, TH

42.19 Ct Natural Blue Shaded Labradorite OVal Cab: Weight - 42.19 Ct / Size 33.00 x 21.40 x 7.30 mm / Shape - Excellent OVal Cab / Clarity - Opaque / Origin - Africa / Treatment - None

2026

42.19 Ct Natural Blue Shaded Labradorite OVal Cab

Gems AuctionBangkok, TH

14.85 Ct Natural Tiger Eye Round Cut: Weight - 14.85 Ct / Dimensions - 17.20 x 17.20 x 8.80 mm / Top Class Quality / Round Cut / Origin - Burmese / Comments - None

2026

14.85 Ct Natural Tiger Eye Round Cut

Gems AuctionBangkok, TH

25.39 Ct Natural Stichitite Purpurite Oval Cab: weight - 25.39 Ct / Dimensions - 39.00 x 19.20 x 4.80 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

25.39 Ct Natural Stichitite Purpurite Oval Cab

Gems AuctionBangkok, TH

31.32 Ct Natural Maligano Jasper Quartz OVal Cab: weight - 31.32 Ct / Size - 31.00 x 20.00 x 6.40 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

31.32 Ct Natural Maligano Jasper Quartz OVal Cab

Gems AuctionBangkok, TH

40.54 Ct Natural Blue Sodalite Oval Cab: Weight - 40.54 Ct / Size - 41.00 x 23.90 x 5.90 mm / Shape - Oval Cab / Clarity - Opaque / Origin - Russia / Treatment - None

2026

40.54 Ct Natural Blue Sodalite Oval Cab

Gems AuctionBangkok, TH

10.31 Ct Natural Rose Quartz Round Cut Beads: Weight - 10.31 Ct / Dimensions - 7.10 - 7.40 mm / 7 Pc's / Shape - Round Cut Beads / Clarity - VVS / Origin - Brazil / Treatment - None

2026

10.31 Ct Natural Rose Quartz Round Cut Beads

Gems AuctionBangkok, TH

13.70 Ct Natural Blue Lapis Lazuli Hexagon Cut: Weight - 13.70 Ct / Dimensions - 18.10 x 16.00 x 8.10 mm / Shape - Hexagon Cut / Clarity - Opaque / Origin - Afghanisthan / Treatment - None

2026

13.70 Ct Natural Blue Lapis Lazuli Hexagon Cut

Gems AuctionBangkok, TH

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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

1 day 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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