Roger Capron Fossils

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36.36ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 39FC: 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

36.36ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 39FC

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

105ct Natural Peruvian Chrysocolla Polished Slab Rough, 79AR: This partial-polished chrysocolla slab features blended mineral matrix with smooth refined face and unaltered natural rugged edge across its 38x28x7mm elongated form, translucent mineral layers hold s

2026

105ct Natural Peruvian Chrysocolla Polished Slab Rough, 79AR

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

7.14ct Natural Australian Multitone Sapphire Loose Gemstone Parcel Lot, 49EV: 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

7.14ct Natural Australian Multitone Sapphire Loose Gemstone Parcel Lot, 49EV

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

115ct Natural Chinese Deep Violet Purple Fluorite Rough, 84AT: This rugged fluorite rough boasts rich layered violet purple saturation blended with warm rust-colored mineral inclusions that streak its uneven raw surface, soft translucency lets light drift through

2026

115ct Natural Chinese Deep Violet Purple Fluorite Rough, 84AT

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

12.46ct Natural Peruvian Chrysocolla Cabochon Loose Gemstone, 99EP: This natural chrysocolla cabochon from Peru displays beautiful blended mineral patterns across its smoothly polished surface. Dimensions measure 15x12x6mm, this wellfinished cabochon works wonderfully

2026

12.46ct Natural Peruvian Chrysocolla Cabochon Loose Gemstone, 99EP

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

27.39ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 79FC: 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

27.39ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 79FC

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

Natural Gobi Desert Banded Agate Slice with Central Druzy Pocket, 66AA: Polished natural Gobi desert agate slab measuring 6.2cm x 2.7cm, featuring delicate concentric layered banding in creamy white, soft sage green, honey amber and pale yellow tones. A distinct triangula

2026

Natural Gobi Desert Banded Agate Slice with Central Druzy Pocket, 66AA

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

228.56ct Natural Peruvian Chrysocolla Polished Slab Rough, 56EK: This partial-polished chrysocolla slab features blended mineral matrix with smooth refined face and unaltered natural rugged edge across its 56x29x26mm elongated form, translucent mineral layers hold

2026

228.56ct Natural Peruvian Chrysocolla Polished Slab Rough, 56EK

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

70.48ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 48AX: 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

70.48ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 48AX

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

43ct Natural Brazilian Phantom Quartz Oval Cabochon Loose Gemstone, 29BM: This smoothly polished cabochon of natural phantom quartz preserves delicate layered phantom crystal formations enclosed inside transparent quartz host. The domed polished surface offers unobstructed

2026

43ct Natural Brazilian Phantom Quartz Oval Cabochon Loose Gemstone, 29BM

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

14.75ct Natural Mariam Jasper (Calligraphy Stone) Cabochon Loose Gemstone, 7AK: This fully polished Mariam Jasper, widely referred to as Calligraphy Stone, features deep plum base matrix interlaced with intricate golden ochre fossilized mineral veining that creates natural brushs

2026

14.75ct Natural Mariam Jasper (Calligraphy Stone) Cabochon Loose Gemstone, 7AK

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

13.31ct Natural Peruvian Chrysocolla Cabochon Loose Gemstone, 63ER: This natural chrysocolla cabochon from Peru displays beautiful blended mineral patterns across its smoothly polished surface. Dimensions measure 16x14x6mm, this wellfinished cabochon works wonderfully

2026

13.31ct Natural Peruvian Chrysocolla Cabochon Loose Gemstone, 63ER

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

34ct Natural Brazilian Phantom Quartz Oval Cabochon Loose Gemstone, 10BM: This smoothly polished cabochon of natural phantom quartz preserves delicate layered phantom crystal formations enclosed inside transparent quartz host. The domed polished surface offers unobstructed

2026

34ct Natural Brazilian Phantom Quartz Oval Cabochon Loose Gemstone, 10BM

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

470ct Natural Type A Burmese Jadeite Jade Sliced Rough, 61FB: 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

470ct Natural Type A Burmese Jadeite Jade Sliced Rough, 61FB

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

112.30ct Natural Peruvian Chrysocolla Polished Slab Rough, 61EK: This partial-polished chrysocolla slab features blended mineral matrix with smooth refined face and unaltered natural rugged edge across its 43x29x11mm elongated form, translucent mineral layers hold

2026

112.30ct Natural Peruvian Chrysocolla Polished Slab Rough, 61EK

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

51.30ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 41AY: 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

51.30ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 41AY

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

17.16 Carats Natural Ceylon Soft Milky White Moonstone Loose Gemstone, 75FE: This natural Ceylon moonstone carries a smooth milky white base with subtle gentle adularescent glow across its polished surface, measured at 18.3x13.6x9.7mm, showcasing clean even transparency with m

2026

17.16 Carats Natural Ceylon Soft Milky White Moonstone Loose Gemstone, 75FE

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

230ct Natural Type A Burmese Jadeite Jade Sliced Rough, 92EF: 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

230ct Natural Type A Burmese Jadeite Jade Sliced Rough, 92EF

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

35.65ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 19AX: 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

35.65ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 19AX

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

3.64ct Natural African Royal Blue Sapphire Parcel Loose Gemstones, 40BE: This matched parcel of polished sapphires carries rich saturated royal blue body tone, with natural mineral inclusions distributed throughout each crystal interior, featuring calibrated dimensions up

2026

3.64ct Natural African Royal Blue Sapphire Parcel Loose Gemstones, 40BE

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

50.80ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 37FC: 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

50.80ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 37FC

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

144ct Natural Russian Siberian Deep Forest Green Chrome Diopside Rough, 95AH: This substantial uncut chrome diopside rough features rich saturated forest green color boosted by natural chromium deposits, creating vivid emerald-hued translucency across its textured raw surface,

2026

144ct Natural Russian Siberian Deep Forest Green Chrome Diopside Rough, 95AH

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

0.13ct Lab-Grown White Round Brilliant HPHT Diamond Loose Gemstone, 83BE: This precision-cut HPHT lab-grown diamond exhibits brilliant colourless transparency, dotted with subtle microscopic growth features within its crystal structure, measured at calibrated dimensions of

2026

0.13ct Lab-Grown White Round Brilliant HPHT Diamond Loose Gemstone, 83BE

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

98.64ct Natural Peruvian Chrysocolla Polished Slab Rough, 59EK: This partial-polished chrysocolla slab features blended mineral matrix with smooth refined face and unaltered natural rugged edge across its 46x27x6mm elongated form, translucent mineral layers hold s

2026

98.64ct Natural Peruvian Chrysocolla Polished Slab Rough, 59EK

Sathorn, Bangkok

ThousandPlanet

4.5

(310)

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24

Fossils Auctions

Ancient Orthoceras Cephalopod Specimens in Black Matrix

Fine Heavy Malachite Bowl, 492 grams

Fine Ancient Nantan Meteorite, 82 Grams

Variety Auction - Jewelry, Fossils & Minerals

Inspired Auctions

Starts on:

Brea, CA, US

3 days Left

Olmec Jade Male Figure, Arroyo Pesquero Cache, Scarification

Cocle Gold Saurian Deity Pectoral, Alligator Headdress (205 gr)

Huari Painted Cotton Panel with Radiant Sun Face

DAY 1 Pre-Columbian, Native American, Fossils

Artemis Fine Arts

Starts on:

Louisville, CO, US

Phil Chapo Navajo Sterling Botanical Cuff Bracelet

Rolex Oyster 14kt Perpetual Datejust Gold Dial

Lladro "Garden Breeze" Figurine

Estate Auction

Seminole Estate Auction

Starts on:

Orange City, FL, US

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