Stone Fossils

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87.55ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 36AX: 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

87.55ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 36AX

ThousandPlanetSathorn, Bangkok

530ct Natural Burmese Moss in Snow Jadeite Rough - White Base Green Streak Stone, 64EA: This is a natural Type A Burmese jadeite rough stone, measuring 6.2x4cm and weighing 106g (530ct). It features the classic "Moss in Snow" pattern, with vivid natural green streaks and patches naturall

2026

530ct Natural Burmese Moss in Snow Jadeite Rough - White Base Green Streak Stone, 64EA

ThousandPlanetSathorn, Bangkok

335ct Natural Type A Burmese Jadeite Jade Sliced Rough, 67FB: 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

335ct Natural Type A Burmese Jadeite Jade Sliced Rough, 67FB

ThousandPlanetSathorn, Bangkok

53.75ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 28FC: 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

53.75ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 28FC

ThousandPlanetSathorn, Bangkok

4.27 Carats Natural Brazil Vivid Green Topaz Loose Gemstone, 5FE: This natural Brazil topaz with recorded dimensions of 14.4x6.5x4.4mm, featuring a bright saturated green tone achieved via color coating treatment across the gem surface, with faint subtle natural int

2026

4.27 Carats Natural Brazil Vivid Green Topaz Loose Gemstone, 5FE

ThousandPlanetSathorn, Bangkok

325ct Natural Type A Burmese Jadeite Jade Sliced Rough, 63FB: 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

325ct Natural Type A Burmese Jadeite Jade Sliced Rough, 63FB

ThousandPlanetSathorn, Bangkok

19.24ct Natural Australian Queensland Matrix Boulder Opal Cabochon, 69AT: Hand polished rectangular cushion cabochon crafted from unmodified Queensland matrix boulder opal, featuring dense dark ironstone host threaded with broad, luminous golden opal veins shot through with

2026

19.24ct Natural Australian Queensland Matrix Boulder Opal Cabochon, 69AT

ThousandPlanetSathorn, Bangkok

5.93 Carats Natural Brazilian Soft Mint Green Beryl Loose Gemstone, 8FE: This natural Brazilian green beryl measures 12.5x9.7x6.9mm, presenting a soft uniform mint green tone throughout its translucent crystal matrix, dotted with fine scattered dark mineral specks and subt

2026

5.93 Carats Natural Brazilian Soft Mint Green Beryl Loose Gemstone, 8FE

ThousandPlanetSathorn, Bangkok

0.68ct Natural Ethiopian Welo Black Smoked Faceted Opal, 20EB: This fully faceted finished opal specimen displays vivid shifting play of color across polished geometric facets within its 9.1x5.4x3.8mm calibrated dimensions, the dark base body amplifies light move

2026

0.68ct Natural Ethiopian Welo Black Smoked Faceted Opal, 20EB

ThousandPlanetSathorn, Bangkok

161ct Natural Russian Siberian Deep Forest Green Chrome Diopside Rough, 98AH: 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

161ct Natural Russian Siberian Deep Forest Green Chrome Diopside Rough, 98AH

ThousandPlanetSathorn, Bangkok

155ct Natural Russian Siberian Deep Forest Green Chrome Diopside Rough, 99AH: 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

155ct Natural Russian Siberian Deep Forest Green Chrome Diopside Rough, 99AH

ThousandPlanetSathorn, Bangkok

15.88 Carats Natural Ceylon Warm Peach Moonstone Loose Gemstone, 78FE: This natural Ceylon moonstone has dimension measurements of 19.4x14.7x7.7mm, showcasing a smooth warm peach base tone paired with subtle soft adularescent sheen that glides gently across the polished

2026

15.88 Carats Natural Ceylon Warm Peach Moonstone Loose Gemstone, 78FE

ThousandPlanetSathorn, Bangkok

310ct Natural Type A Burmese Jadeite Jade Sliced Rough, 63AZ: 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

310ct Natural Type A Burmese Jadeite Jade Sliced Rough, 63AZ

ThousandPlanetSathorn, Bangkok

1.33 Carats Natural Mozambique Sage Green Tourmaline Loose Gemstone, 48AK: This transparent Mozambique tourmaline displays a delicate light sage green shade, featuring subtle natural fine fissures and scattered tiny mineral micro-inclusions within its crystal matrix, measure

2026

1.33 Carats Natural Mozambique Sage Green Tourmaline Loose Gemstone, 48AK

ThousandPlanetSathorn, Bangkok

1.43 Carats Natural Mozambique Soft Pink Tourmaline Loose Gemstone, 35AK: This transparent Mozambique tourmaline carries gentle pastel pink saturation, interspersed with thin native linear mineral inclusions and faint natural internal fissures across the crystal interior, m

2026

1.43 Carats Natural Mozambique Soft Pink Tourmaline Loose Gemstone, 35AK

ThousandPlanetSathorn, Bangkok

6.68 Carats Natural Brazilian Soft Mint Green Beryl Loose Gemstone, 99FE: This natural Brazilian green beryl measures 12.5x10.8x7mm, presenting a soft uniform mint green tone throughout its translucent crystal matrix, dotted with fine scattered dark mineral specks and subtl

2026

6.68 Carats Natural Brazilian Soft Mint Green Beryl Loose Gemstone, 99FE

ThousandPlanetSathorn, Bangkok

14.53ct Natural Baltic Polished Loose Freeform Amber Gemstone, 23AT: This smoothly polished freeform amber piece carries warm translucent organic clarity with fine natural fossil flecks and tiny mineral inclusions suspended throughout its 26x24mm flowing unstructured s

2026

14.53ct Natural Baltic Polished Loose Freeform Amber Gemstone, 23AT

ThousandPlanetSathorn, Bangkok

14.42ct Natural Baltic Polished Loose Freeform Amber Gemstone: This smoothly polished freeform amber piece carries warm translucent organic clarity with fine natural fossil flecks and tiny mineral inclusions suspended throughout its 22x19mm flowing unstructured s

2026

14.42ct Natural Baltic Polished Loose Freeform Amber Gemstone

ThousandPlanetSathorn, Bangkok

16.15ct Natural Baltic Polished Loose Freeform Amber Gemstone, 24AT: This smoothly polished freeform amber piece carries warm translucent organic clarity with fine natural fossil flecks and tiny mineral inclusions suspended throughout its 35x22mm flowing unstructured s

2026

16.15ct Natural Baltic Polished Loose Freeform Amber Gemstone, 24AT

ThousandPlanetSathorn, Bangkok

16.78ct Natural Baltic Polished Loose Freeform Amber Gemstone, 25AT: This smoothly polished freeform amber piece carries warm translucent organic clarity with fine natural fossil flecks and tiny mineral inclusions suspended throughout its 34x15mm flowing unstructured s

2026

16.78ct Natural Baltic Polished Loose Freeform Amber Gemstone, 25AT

ThousandPlanetSathorn, Bangkok

16.63ct Natural Baltic Polished Loose Freeform Amber Gemstone, 22AT: This smoothly polished freeform amber piece carries warm translucent organic clarity with fine natural fossil flecks and tiny mineral inclusions suspended throughout its 29x21mm flowing unstructured s

2026

16.63ct Natural Baltic Polished Loose Freeform Amber Gemstone, 22AT

ThousandPlanetSathorn, Bangkok

17.96ct Natural Baltic Polished Loose Freeform Amber Gemstone, 44AT: This smoothly polished freeform amber piece carries warm translucent organic clarity with fine natural fossil flecks and tiny mineral inclusions suspended throughout its 27x22mm flowing unstructured s

2026

17.96ct Natural Baltic Polished Loose Freeform Amber Gemstone, 44AT

ThousandPlanetSathorn, Bangkok

22.89ct Natural Baltic Polished Loose Freeform Amber Gemstone, 47AT: This smoothly polished freeform amber piece carries warm translucent organic clarity with fine natural fossil flecks and tiny mineral inclusions suspended throughout its 38x24mm flowing unstructured s

2026

22.89ct Natural Baltic Polished Loose Freeform Amber Gemstone, 47AT

ThousandPlanetSathorn, Bangkok

46.97 Ct Natural Purple Amethyst Pear Cab: Weight - 46.97 Ct / Dimensions - 36.00 x 15.70 x 11.00 mm / Shape - Oval Cut / Color - Purple / Clarity - Transparent / Origin -Brazil / Treatment - Heated

2026

46.97 Ct Natural Purple Amethyst Pear Cab

Gems AuctionBangkok, TH

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24

Fossils Auctions

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

Mimbres Black-on-White Pottery Bowl - Standing Woman, Kill Hole

Persian Siljuk Bronze Lamp Stand, Khorasan Region

Fine Fossils, Native American, Asian, Ethno

Artemis Fine Arts

Starts on:

Louisville, CO, US

3 days Left

Michoacan Pottery Figure - Seated Dignitary in Headdress

Prehistoric Complete Oreodont Femur Bone Fossil

18th c. Italian Engraving after Reni - Apollo & Aurora

VARIETY SALE Pre-Columbian, Ethnographic Art

Artemis Fine Arts

Starts on:

Louisville, CO, US

4 days Left

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

6 days Left

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