Results for “Rare Rocks”

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12.00 Carat Ceylon Java Plum Sapphire Round Cut: a high-carat-weight, natural, and rare gemstone, typically characterized by a deep, rich purple or violet-purple hue originating from Sri Lanka (formerly Ceylon). This specific color variety is highly

May 20, 2026

12.00 Carat Ceylon Java Plum Sapphire Round Cut

Est. $2,500-$3,000

$100

California GemstonesSan Diego, CA

13.10 Carat Top Pink Kunzite Cushion Cut Gemstone For Jewelry: Title: 13.10 Carat Top Pink Kunzite Cushion Cut Gemstone For Jewelry Description: Gemstone: Kunzite Carat weight: 13.10 Discover the captivating beauty of our Pink Kunzite Gemstone. This Pink Kunzite

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13.10 Carat Top Pink Kunzite Cushion Cut Gemstone For Jewelry

$200

Chairish AuctionsNew York, NY

Rare Orangish Brown Bastnasite Gemstone: Oval Cut, 0.85 Carat: Title: Rare Orangish Brown Bastnasite Gemstone: Oval Cut, 0.85 Carat Bastnaesite, gemstone, loosegemstone, cut stone, facated stone Carat weight: 1.50 This one of a kind and uncommon 1.50 carat natura

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Rare Orangish Brown Bastnasite Gemstone: Oval Cut, 0.85 Carat

$250

Chairish AuctionsNew York, NY

2.38 Carats Teardrop Amber Cabochon with Insect Inclusion - Natural Baltic Stone, LZ86: This captivating 2.38 carat amber cabochon, measuring 13.2mm x 9.4mm x 6.2mm, is a breathtaking prehistoric treasure. Polished into a smooth, organic teardrop shape, the stone glows with a rich, lumin

5 hrs Left

2.38 Carats Teardrop Amber Cabochon with Insect Inclusion - Natural Baltic Stone, LZ86

Est. $40-$80

$15

ThousandPlanetSathorn, Bangkok

A RARE SCOLECITE SPECIMEN FORMATION: Rare and delicate scolecite specimen from the Deccan Basalts, Aurangabad, Maharashtra, India 5.5" wide.

Jun 15, 2026

A RARE SCOLECITE SPECIMEN FORMATION

Est. $175-$250

$100

J. Greenstein & Co., Inc.Cedarhurst, NY

Cethosia myrina BLUE FORM: A deep-sapphire, electric blue form of Cethosia myrina, this nymph coloration is rare and seldom on the market! You will receive this exact specimen spread as shown from the TBC House Collection.

May 31, 2026

Cethosia myrina BLUE FORM

Est. $25-$45

$25

The Butterfly Company LLCChicago, IL

A RARE SCOLECITE SPECIMEN FORMATION: Rare and delicate scolecite specimen from the Deccan Basalts, Aurangabad, Maharashtra, India 6.5" wide.

Jun 15, 2026

A RARE SCOLECITE SPECIMEN FORMATION

Est. $175-$250

$100

J. Greenstein & Co., Inc.Cedarhurst, NY

Natural 3.62 ct Purplish Pink Sapphire, Oval Mixed Cut, Untreated – ALGT Certified: A rare and visually captivating example of natural corundum, this 3.62 carat Purplish Pink Sapphire exhibits a rich and intense coloration with vivid orangy undertones resulting from natural orange in

May 31, 2026

Natural 3.62 ct Purplish Pink Sapphire, Oval Mixed Cut, Untreated – ALGT Certified

Est. $900-$1,400

$200

Chan & Scott Auction HouseLinghem, Ostergotland

Honey Brown Bastnasite Gemstone: 3.52 Carat Cushion Cut: Title: Honey Brown Bastnasite Gemstone: 3.52 Carat Cushion Cut Description: jewels, gemstones, mining, minerals, Brown Bastnasite, Bastnasite loosegemstone, Faceted Bastnasite, Bastnasite, Rare gemsto

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Honey Brown Bastnasite Gemstone: 3.52 Carat Cushion Cut

$240

Chairish AuctionsNew York, NY

Chunky Vanadinite Cluster on matrix: Title: Chunky Vanadinite Cluster on matrix Origin: Morocco Size: 8 x 5 x 3 cm Description: Beautiful vanadinite with very shiny red crystals. From the 2019 find. 192 g Reserve: $250.00 Shipping: Domes

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Chunky Vanadinite Cluster on matrix

$250

Chairish AuctionsNew York, NY

4 Carats Rare Tripichi Corundum Cab - 9X9X5 mm: 4 Carats Rare Tripichi Corundum Cab - 9X9X5 mmShipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multiple items purch

5 days Left

4 Carats Rare Tripichi Corundum Cab - 9X9X5 mm

Est. $230-$400

$140

Fantasy JewelryMuscat, AE

4 Carats Rare Tripichi Corundum Cab - 9X9X5 mm: 4 Carats Rare Tripichi Corundum Cab - 9X9X5 mmShipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multiple items purch

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4 Carats Rare Tripichi Corundum Cab - 9X9X5 mm

$200

Fantasy JewelryMuscat, AE

A RARE SCOLECITE SPECIMEN FORMATION: Rare and delicate scolecite specimen from the Deccan Basalts, Aurangabad, Maharashtra, India 6.2" wide.

Jun 15, 2026

A RARE SCOLECITE SPECIMEN FORMATION

Est. $175-$250

$100

J. Greenstein & Co., Inc.Cedarhurst, NY

Flower of Amethyst crystals: Title: Flower of Amethyst crystals Origin: Brazil Size: 9.3 x 8.5 cm Description: Fine amethyst flower. Beautiful luster and contrast. Deeper color in person. Measurements: 93 x 85 mm Weight: 133 g Re

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Flower of Amethyst crystals

$180

Chairish AuctionsNew York, NY

1.35 Carats Top Grade Fire Sphene – Natural Gemstone: This listing features a top-grade natural Fire Sphene gemstone weighing 1.35 carats, prized for its exceptional brilliance and vibrant fire. Sphene is known for its high dispersion, often exceeding th

23 hrs Left

1.35 Carats Top Grade Fire Sphene – Natural Gemstone

Est. $280-$290

$150

Fantasy JewelryMuscat, AE

1.35 Carats Top Grade Fire Sphene – Natural Gemstone: This listing features a top-grade natural Fire Sphene gemstone weighing 1.35 carats, prized for its exceptional brilliance and vibrant fire. Sphene is known for its high dispersion, often exceeding th

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1.35 Carats Top Grade Fire Sphene – Natural Gemstone

$250

Fantasy JewelryMuscat, AE

1.35 Carats Top Grade Fire Sphene – Natural Gemstone: This listing features a top-grade natural Fire Sphene gemstone weighing 1.35 carats, prized for its exceptional brilliance and vibrant fire. Sphene is known for its high dispersion, often exceeding th

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1.35 Carats Top Grade Fire Sphene – Natural Gemstone

$250

Fantasy JewelryMuscat, AE

75.36 Ct Natural Lemon Quartz Rare Fancy Flower Carving Cut: Weight - 75.36 Ct / Size - 30.00 x 30.00 x 18.50 mm / Shape - Fancy Flower Carving Cut / Clarity - VVS / Origin - Brazil / Treatment - None

May 22, 2026

75.36 Ct Natural Lemon Quartz Rare Fancy Flower Carving Cut

Est. $350-$700

$1

Gems AuctionBangkok, TH

Fine 8.5 x 8.5 cm agate: Title: Fine 8.5 x 8.5 cm agate Origin: Morocco Size: 8.5 x 8.5 cm Description: Species: Agate Locality: Morocco Measurements: 8.5 x 8.5 cm Weight: 191 g Fine decorative agate. Reserve: $140.00

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Fine 8.5 x 8.5 cm agate

$140

Chairish AuctionsNew York, NY

1.13 Carats Honey Amber Cabochon with Multiple Insect Inclusions - Natural Baltic Stone, LZ84: This exceptional 1.13 carat amber cabochon, measuring 14.0mm x 8.8mm x 2.9mm, is a breathtaking prehistoric time capsule. Polished into a smooth, freeform cabochon, the warm honey-amber resin glows wi

5 hrs Left

1.13 Carats Honey Amber Cabochon with Multiple Insect Inclusions - Natural Baltic Stone, LZ84

Est. $30-$60

$5

ThousandPlanetSathorn, Bangkok

Fine Chinese calcite: Title: Fine Chinese calcite Origin: China Size: 14.5 x 8 x 8 cm Description: Fine and shiny calcite. Measurements: 14.5 x 8 x 8 cm Weight: 685 g Reserve: $150.00 Shipping: Domestic: Flat-rate of $60.0

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Fine Chinese calcite

$150

Chairish AuctionsNew York, NY

Rare Orangish Brown Bastnasite Gemstone: Oval Cut, 0.85 Carat: Title: Rare Orangish Brown Bastnasite Gemstone: Oval Cut, 0.85 Carat Description: Bastnaesite, gemstone, loosegemstone, cut stone, facated stone Carat weight: 0.85 This one of a kind and uncommon 1.50

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Rare Orangish Brown Bastnasite Gemstone: Oval Cut, 0.85 Carat

$200

Chairish AuctionsNew York, NY

A RARE SCOLECITE SPECIMEN FORMATION: Rare and delicate scolecite specimen from the Deccan Basalts, Aurangabad, Maharashtra, India 6" wide.

Jun 15, 2026

A RARE SCOLECITE SPECIMEN FORMATION

Est. $90-$120

$75

J. Greenstein & Co., Inc.Cedarhurst, NY

Terminated Natural Rare Red Zircon Crystal Specimen From Sakrdu Valley Pakistan - 112 grams -: Terminated Natural Rare Red Zircon Crystal Specimen From Sakrdu Valley Pakistan - 112 grams - 58X48X38 mm Shipping Rate: FREE SHIPPINGshipping rates are determined by Parcel weight and destination.Com

2 days Left

Terminated Natural Rare Red Zircon Crystal Specimen From Sakrdu Valley Pakistan - 112 grams -

Est. $220-$250

$120

Fantasy JewelryMuscat, AE

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