Fossil Fossils

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Pair Large Amethyst Cathedral Geodes: Pair Large Amethyst Cathedral Geodes 20th Cent., Brazil Impressive pair of tall, naturally formed amethyst cathedral geodes, each featuring an elongated open cavity densely lined with deep violet quar

2026

Pair Large Amethyst Cathedral Geodes

Akiba GalleriesDania Beach, FL

5.16 Ct Natural Black Onyx Fancy Cut: Weight - 5.16 Ct / Size - 14.20 x 9.90 x 5.70 mm / Shape - Fancy Cut / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

5.16 Ct Natural Black Onyx Fancy Cut

Gems AuctionBangkok, TH

2.48 Ct Natural Purple Amethyst Round Cut: Weight - 2.48 Ct / Dimensions - 10.00 x 10.00 x 3.60 mm / Shape -Round Cut / Color - Purple / Clarity - VVS / Origin - Brazil / Treatment - Heated

2026

2.48 Ct Natural Purple Amethyst Round Cut

Gems AuctionBangkok, TH

21.41 Ct Natural Dendrite Agate Oval Cab: Weight - 21.41 Ct / Size - 33.00 x 13.80 x 7.10 mm / Shape - Excellent Oval Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

21.41 Ct Natural Dendrite Agate Oval Cab

Gems AuctionBangkok, TH

2.38 Ct Natural Almandite Garnet Pear Drop: Weight - 2.38 Ct / Dimensions - 8.00 x 5.80 x 5.80 mm / Shape - Pear Drop / Clarity - VVS / Origin - Nigeria / Treatment - None

2026

2.38 Ct Natural Almandite Garnet Pear Drop

Gems AuctionBangkok, TH

11.87 Ct Natural Pink Cobalt Fancy Cab: Weight - 11.87 Ct / Dimensions - 28.00 x 15.40 x 4.30 mm / Shape - Fancy Cab / Transparency - Opaque / Origin - Brazil / Treatment - None

2026

11.87 Ct Natural Pink Cobalt Fancy Cab

Gems AuctionBangkok, TH

9.78 Ct Natural Labradorite Round Beads: Weight - 9.78 Ct / Size - 7.40 - 7.60 mm / 9 Pc's / Shape - Excellent Round Beads / Clarity - Opaque / Origin - Africa / Treatment - None

2026

9.78 Ct Natural Labradorite Round Beads

Gems AuctionBangkok, TH

28.08 Ct Natural Pink Cobalt Oval Cab: weight - 28.08 Ct / Size - 37.00 x 18.50 x 4.80 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

28.08 Ct Natural Pink Cobalt Oval Cab

Gems AuctionBangkok, TH

4.05 Ct Natural Green Amethyst Octagon Cut Pair: Weight - 4.05 Ct / Dimensions - 8.90 x 7.00 x 4.20 mm / 2 PC's / Shape - Octagon Cut / Color - Green / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

4.05 Ct Natural Green Amethyst Octagon Cut Pair

Gems AuctionBangkok, TH

2.35 Ct Natural Purple Amethyst Trillion Cab: Weight - 2.35 Ct / Dimensions - 8.80 x 8.70 x 5.70 mm / Shape - Trillion Cab / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

2.35 Ct Natural Purple Amethyst Trillion Cab

Gems AuctionBangkok, TH

30.42 Ct Natural Hornblende Jasper Quartz Pear Cab: weight - 30.42 Ct / Dimensions - 31.00 x 23.80 x 5.20 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

2026

30.42 Ct Natural Hornblende Jasper Quartz Pear Cab

Gems AuctionBangkok, TH

13.76 Ct Natural Orange Onyx Round Cut: Weight - 13.76 Ct / Dimensions - 17.10 x 17.10 x 8.20 mm / Shape - Round Cut / Clarity - Semi Transparent / Origin - Brazil / Treatment - None

2026

13.76 Ct Natural Orange Onyx Round Cut

Gems AuctionBangkok, TH

29.27 Ct Natural Green Onyx Pear Cab: Weight - 29.27 Ct / Dimensions - 37.00 x 18.50 x 6.00 mm / Shape - Pear Cab / Clarity - Semi Transparent / Origin - Brazil / Treatment - None

2026

29.27 Ct Natural Green Onyx Pear Cab

Gems AuctionBangkok, TH

36.84 Ct Natural Pink Rhodonite Pear Cab: Weight - 36.84 Ct / Dimensions - 31.00 x 24.00 x 5.10 mm / Shape - Pear Cab / Transparency - Opaque / Origin - Brazil / Treatment - None

2026

36.84 Ct Natural Pink Rhodonite Pear Cab

Gems AuctionBangkok, TH

10.55 Ct Natural Choco Smoky Quartz Round Cut Beads: Weight - 10.55 Ct / Dimensions - 9.80 - 10.00 mm / 3 Pc's / Top Class Quality / Round Cut Beads / Origin - Norway / Comments - None

2026

10.55 Ct Natural Choco Smoky Quartz Round Cut Beads

Gems AuctionBangkok, TH

14.65 Ct Natural Dalmation Jasper Quartz Pear Cab: weight - 14.65 Ct / Size - 36.00 x 14.60 x 3.80 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

2026

14.65 Ct Natural Dalmation Jasper Quartz Pear Cab

Gems AuctionBangkok, TH

11.37 Ct Natural Green Opal Fancy Cab: weight - 11.37 Ct / Size -24.10 x 13.10 x 4.10 mm / Shape - Excellent Fancy Cab / Origin - Brazil / Treatment - None

2026

11.37 Ct Natural Green Opal Fancy Cab

Gems AuctionBangkok, TH

22.03 Ct Natural Shattuckite Pear Cab: weight - 22.03 Ct / Size - 30.00 x 17.50 x 5.30 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

2026

22.03 Ct Natural Shattuckite Pear Cab

Gems AuctionBangkok, TH

11.46 Ct Natural Moonstone Hexagon Cut: Weight - 11.46 Ct / Dimensions - 18.30 x 15.90 x 6.80 mm / Shape - Hexagon Cut / Transparency -OPaque / Origin - India / Treatment - None

2026

11.46 Ct Natural Moonstone Hexagon Cut

Gems AuctionBangkok, TH

1.61 Ct Natural Blue Topaz Round Cut: Weight - 1.61 Ct / Dimensions - 7.10 x 7.10 x 4.30 mm / Shape - Round Cut / Color - Blue / Clarity - VVS / Origin - Brazil / Treatment - Irradiated

2026

1.61 Ct Natural Blue Topaz Round Cut

Gems AuctionBangkok, TH

13.46 Ct Natural Pink Cobalt Pear Cab: Weight - 13.46 Ct / Dimensions - 21.50 x 17.50 x 4.80 mm / Shape - Pear Cab / Transparency - Opaque / Origin - Brazil / Treatment - None

2026

13.46 Ct Natural Pink Cobalt Pear Cab

Gems AuctionBangkok, TH

7.31 Ct Natural Rutile Amethyst Quartz Oval Cut: Weight - 7.31 Ct / Dimensions - 15.50 x 12.50 x 5.90 mm / Shape - Oval Cut / Clarity - Transparent / Origin - Norway / Treatment - None

2026

7.31 Ct Natural Rutile Amethyst Quartz Oval Cut

Gems AuctionBangkok, TH

28.90 Ct Natural Chevron Amethyst Fancy Cab: Weight - 28.90 Ct / Size - 34.00 x 17.80 x 6.30 mm / Shape - Fancy Cab / Color - Purple / Clarity - Opaque / Origin -Brazil / Treatment - None

2026

28.90 Ct Natural Chevron Amethyst Fancy Cab

Gems AuctionBangkok, TH

13.81 Ct Natural Tiger Eye Hexagon Cut: Weight - 13.81 Ct / Dimensions - 19.30 x 16.80 x 6.90 mm / Top Class Quality / Hexagon Cut / Origin - Burmese / Comments - None

2026

13.81 Ct Natural Tiger Eye 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

12 hrs 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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