Results for “Crystal Minerals”

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*6.59Ct Boulder Opal - Australian Opal , 101E: Ksmith Heritage Auctioneers Subject: Natural Boulder Opal Origin: Australia Carat Weight: 6.59Ct Dimension: 12.9x11.6x4.6 mm Treatment: Natural Untreated Type: Cabochon, P

5 days Left

*6.59Ct Boulder Opal - Australian Opal , 101E

Ksmith Heritage Auctioneers

Est. $250-$500

2.79cts Natural Watermelon Tourmaline - Bi-Colour Faceted Cut , 199E: Ksmith Heritage Auctioneers Subject: Natural Tourmaline Origin: Africa Carat Weight: 2.79 cts Dimension: 11.4x6.8x4 mm Type: Faceted, Polished

5 days Left

2.79cts Natural Watermelon Tourmaline - Bi-Colour Faceted Cut , 199E

Ksmith Heritage Auctioneers

Est. $50-$100

100Ct Multi Agate Cabochon Set - Polished - 29x23 mm Approx, 921B: Ksmith Heritage Auctioneers Subject: Natural Agate Origin: Asia Treatment: Natural Untreated Type: Cabochon, Polished

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100Ct Multi Agate Cabochon Set - Polished - 29x23 mm Approx, 921B

Ksmith Heritage Auctioneers

Est. $30-$60

26Ct Winton Boulder Rough Opal - Australian Opal - Freeform Rough, 116B: Ksmith Heritage Auctioneers Subject: Natural Boulder Opal Origin: Australia Carat Weight: 26Ct Dimension: 31 x 13 x 7 mm Treatment: Natural Untreated Shape: Freeform Type

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26Ct Winton Boulder Rough Opal - Australian Opal - Freeform Rough, 116B

Ksmith Heritage Auctioneers

Est. $70-$140

*29.75cts Natural Larimar Set - Polished Cabochon, 258B: Ksmith Heritage Auctioneers Subject: Natural Larimar Carat Weight: 29.75 cts Dimension: 18.6x13.4x6.2 mm Type: Cabochon, Polished

5 days Left

*29.75cts Natural Larimar Set - Polished Cabochon, 258B

Ksmith Heritage Auctioneers

Est. $50-$100

*21.29Ct Matrix Fairy Opal - Australian Opal , 134E: Ksmith Heritage Auctioneers Subject: Natural Fairy Opal Origin: Australia Carat Weight: 21.29Ct Dimension: 38.7x13.6x6 mm Treatment: Treated Type: Cabochon, Polished

5 days Left

*21.29Ct Matrix Fairy Opal - Australian Opal , 134E

Ksmith Heritage Auctioneers

Est. $50-$100

2.65cts Natural Watermelon Tourmaline - Bi-Colour Faceted Cut , 236E: Ksmith Heritage Auctioneers Subject: Natural Tourmaline Origin: Africa Carat Weight: 2.65 cts Dimension: 7.8x6x5.6 mm Type: Faceted, Polished

5 days Left

2.65cts Natural Watermelon Tourmaline - Bi-Colour Faceted Cut , 236E

Ksmith Heritage Auctioneers

Est. $90-$180

2.87cts Natural Watermelon Tourmaline - Bi-Colour Faceted Cut, 494B: Ksmith Heritage Auctioneers Subject: Natural Tourmaline Origin: Africa Carat Weight: 2.87cts Dimension: 8.8x6.4x5.2 mm Type: Faceted, Polished

5 days Left

2.87cts Natural Watermelon Tourmaline - Bi-Colour Faceted Cut, 494B

Ksmith Heritage Auctioneers

Est. $110-$220

*10.65Ct Matrix Fairy Opal - Australian Opal , 181E: Ksmith Heritage Auctioneers Subject: Natural Fairy Opal Origin: Australia Carat Weight: 10.65Ct Dimension: 24.2x18x4.3 mm Treatment: Treated Type: Cabochon, Polished

5 days Left

*10.65Ct Matrix Fairy Opal - Australian Opal , 181E

Ksmith Heritage Auctioneers

Est. $30-$60

*20.94Ct Matrix Andamooka Opal Set - Australian Opal, 527B: Ksmith Heritage Auctioneers Subject: Natural Andamooka Opal Origin: Australia Carat Weight: 20.94Ct Dimension: 27.4x15.4x3.4 mm Treatment: Sugar Treated Type: Cabochon, Polishe

5 days Left

*20.94Ct Matrix Andamooka Opal Set - Australian Opal, 527B

Ksmith Heritage Auctioneers

Est. $50-$100

11.91Ct Lavender Amethyst - Polished Faceted , 240E: Ksmith Heritage Auctioneers Subject: Natural Lavender Amethyst Origin: Brazil Carat Weight: 11.91Ct Dimension: 16.9x12.3x8.9 mm Treatment: Untreated Type: Faceted, Polishe

5 days Left

11.91Ct Lavender Amethyst - Polished Faceted , 240E

Ksmith Heritage Auctioneers

Est. $50-$100

2.25cts 6 Rays Black Star Sapphire , 1018B: Ksmith Heritage Auctioneers Subject: Natural 6 Rays Star Sapphire Origin: Myanmar Carat Weight: 2.25cts Dimension: 8.8x7x2.9 mm Treatment: Diffusion Type: Cabochon, Polished

5 days Left

2.25cts 6 Rays Black Star Sapphire , 1018B

Ksmith Heritage Auctioneers

Est. $30-$60

*12.95Ct 10pcs Faceted Smoked Welo Opal Set - Ethiopian Opal, 73B: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Black Welo Opal Origin: Ethiopia Carat Weight: 13.95Ct Dimension: 10x7x4 mm Treatment: Heated Type: Faceted, Polished

5 days Left

*12.95Ct 10pcs Faceted Smoked Welo Opal Set - Ethiopian Opal, 73B

Ksmith Heritage Auctioneers

Est. $110-$220

*27.81cts Natural Larimar - Polished Cabochon , 33E: Ksmith Heritage Auctioneers Subject: Natural Larimar Carat Weight: 27.81 cts Dimension: 33.8x15x6.5 mm Type: Cabochon, Polished

5 days Left

*27.81cts Natural Larimar - Polished Cabochon , 33E

Ksmith Heritage Auctioneers

Est. $50-$100

*6.02cts Natural Rare Purple Sugilite Cabochon - No treated , 289E: Ksmith Heritage Auctioneers Subject: Natural Sugilite Origin: South Africa Carat Weight: 6.02Ct Dimension: 18.2x10.1x3.8 mm Treatment: No Treatment Type: Cabochon, Polishe

5 days Left

*6.02cts Natural Rare Purple Sugilite Cabochon - No treated , 289E

Ksmith Heritage Auctioneers

Est. $90-$180

*20.59cts Natural Larimar Set - Polished Cabochon, 1111B: Ksmith Heritage Auctioneers Subject: Natural Larimar Carat Weight: 20.59 cts Dimension: 13.6x12.2x6.6 mm Type: Cabochon, Polished

5 days Left

*20.59cts Natural Larimar Set - Polished Cabochon, 1111B

Ksmith Heritage Auctioneers

Est. $30-$60

2.27Ct Boulder Opal - Australian Opal, 476B: Ksmith Heritage Auctioneers Subject: Natural Boulder Opal Origin: Australia Carat Weight: 2.27Ct Dimension: 12.1x9.7x2.8 mm Treatment: Natural Untreated Type: Cabochon, Polishe

5 days Left

2.27Ct Boulder Opal - Australian Opal, 476B

Ksmith Heritage Auctioneers

Est. $150-$300

Natural Green Blueish Grandidierite 7.38 Ct. Heart Shape 13.9 x 13 Mm Gemstone from Madagascar: Product ID: 803100022 Product Name: Natural Garnet Weight: 7.38 CT. Size: 13.9 x 13 x 6.9 MM. Shape: Heart Shape Color: Green Blueish Clarity:SI1 Luster: Good Gems Origin: Madagascar Treatment: Unheat

Apr 10, 2026

Natural Green Blueish Grandidierite 7.38 Ct. Heart Shape 13.9 x 13 Mm Gemstone from Madagascar

Treasure of Gems & Jewelry

Est. $108-$170

Natural Green Chrome Diopside 0.79 Ct. Pear Shape 7 x 5 Mm Gemstone From Russia: Product ID: 801608206 Product Name: Natural Chrome Diopside Weight: 0.79 CT. Size: 7 x 5 x 3.2 MM. Shape: Pear Shape Color: Green Clarity:VSI - SI1 Luster: Good Gems Origin: Russia Treatment: Unheated

Apr 10, 2026

Natural Green Chrome Diopside 0.79 Ct. Pear Shape 7 x 5 Mm Gemstone From Russia

Treasure of Gems & Jewelry

Est. $105-$165

Natural Black Star Sapphire 3.88 Ct. Oval Cabochon Shape 9.9 x 7.5 Mm Gemstone from Thailand: Product ID: 806132944 Product Name: Natural Star Sapphire Weight: 3.88 CT. Size: 9.9 x 7.5 x 4.6 MM. Shape: Oval Cabochon Color: Black Clarity:Opaque Luster: Good 6 Rays Star Gems Origin: Thailand Tre

Apr 10, 2026

Natural Black Star Sapphire 3.88 Ct. Oval Cabochon Shape 9.9 x 7.5 Mm Gemstone from Thailand

Treasure of Gems & Jewelry

Est. $101-$158

Natural Violet Blue Iolite 2.29 Ct. Pear Shape 10 x 8.5 Mm. Gemstone from Madagascar: Product ID: 803804812 Product Name: Natural Iolite Weight: 2.29 CT. Size: 10 x 8.5 x 5.7 MM. Shape: Pear Color: Violet Blue Clarity:VSI Luster: Good Gems Origin: Madagascar Treatment: Unheated Crystal

Apr 10, 2026

Natural Violet Blue Iolite 2.29 Ct. Pear Shape 10 x 8.5 Mm. Gemstone from Madagascar

Treasure of Gems & Jewelry

Est. $58-$92

Natural Reddish Orange Spessartine Garnet 2.42 Ct. 4 Pcs Baguette Shape 3.8 x 3.7 Mm Gemstone from: Product ID: 802924783 Product Name: Natural Spessartine Weight: 2.42 CT. Size: 3.8 x 3.7 x 3 MM. Shape: Baguette Color: Reddish Orange Clarity:VVS Luster: Good Gems Origin: Nigeria Treatment: Unheated

Apr 10, 2026

Natural Reddish Orange Spessartine Garnet 2.42 Ct. 4 Pcs Baguette Shape 3.8 x 3.7 Mm Gemstone from

Treasure of Gems & Jewelry

Est. $63-$99

Natural Black Star Sapphire 2.63 Ct. Oval Cabochon Shape 8.1 x 6.4 Mm Gemstone from Thailand: Product ID: 806135435 Product Name: Natural Star Sapphire Weight: 2.63 CT. Size: 8.1 x 6.4 x 4.6 MM. Shape: Oval Cabochon Color: Black Clarity:Opaque Luster: Good 6 Rays Star Gems Origin: Thailand Tre

Apr 10, 2026

Natural Black Star Sapphire 2.63 Ct. Oval Cabochon Shape 8.1 x 6.4 Mm Gemstone from Thailand

Treasure of Gems & Jewelry

Est. $35-$55

Natural Orange Spessartine Garnet 1.74 Ct. Mixed Shape Gemstone from Namibia: Product ID: 802936401 Product Name: Natural Spessartine Weight: 1.74 CT. Size: 6.9 x 6.1 x 2.6 MM. Shape: Mix Shape Color: Orange Clarity:SI1 Luster: Very Good Gems Origin: Namibia Treatment: Unheated

Apr 10, 2026

Natural Orange Spessartine Garnet 1.74 Ct. Mixed Shape Gemstone from Namibia

Treasure of Gems & Jewelry

Est. $40-$62

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