Results for “Large Geodes”

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A LARGE AMETHYST GEODE SPECIMEN, BRAZIL,: A LARGE AMETHYST GEODE SPECIMEN, BRAZIL, a large amethyst geode with polished edges. Total approximate weight: 72.8 lbs. 13 x 19 x 16 in. (33 x 48.3 x 40.6 cm.) Provenance: Private Collection, Houston

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A LARGE AMETHYST GEODE SPECIMEN, BRAZIL,

Est. $2,000-$2,500

$1,000

Simpson Galleries, LLCHouston, TX

Brutalist Modernist artisan made sterling silver and geode slice large statement necklace, signed: Brutalist Modernist artisan made sterling silver and geode slice large statement necklace, signed "JC" 22 1/2"L x 6 1/2"Drop

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Brutalist Modernist artisan made sterling silver and geode slice large statement necklace, signed

Est. $400-$800

$100

Ripley AuctionsIndianapolis, IN

Large Geode Section with 'Snowball' Quartz: Rounded geode section with polished borders, lined with snowball-like formations of grey, white and light blue quartz; mounted on a custom-made display stand. 23.95 kg total, 51 cm including stand (20

Jun 06, 2026

Large Geode Section with 'Snowball' Quartz

Est. £1,200-£1,700

£1,100

TimeLine Auctions Ltd.Harwich, Essex

LARGE CATHEDRAL BOLIVIAN DRUZY AMETHYST CRYSTAL GEODE WITH AGATE: A large amethyst geode cathedral featuring a natural basalt shell, banded blue-gray agate, and sparkling amethyst druzy quartz interior. The specimen has a flat-cut base for stable display and is most

Jun 11, 2026

LARGE CATHEDRAL BOLIVIAN DRUZY AMETHYST CRYSTAL GEODE WITH AGATE

Est. $250-$350

$125

Dan Morphy AuctionsDenver, PA

LARGE CATHEDRAL BOLIVIAN DRUZY AMETHYST CRYSTAL GEODE WITH BLUE AGATE: A stunning light amethyst cathedral featuring intense sparkling druzy, thick blue agate banding, and scattered black mineral inclusions on the amethyst points. Approx. 10-1/2" x 6" x 5-3/4". Condition

Jun 11, 2026

LARGE CATHEDRAL BOLIVIAN DRUZY AMETHYST CRYSTAL GEODE WITH BLUE AGATE

Est. $75-$100

$25

Dan Morphy AuctionsDenver, PA

LARGE CATHEDRAL BOLIVIAN AMETHYST CRYSTAL GEODE WITH BLUE AGATE: A light lavender amethyst geode cathedral featuring a natural basalt outer shell with gray and blue agate banding. The interior displays light lavender druzy quartz with small black mineral inclusions

Jun 11, 2026

LARGE CATHEDRAL BOLIVIAN AMETHYST CRYSTAL GEODE WITH BLUE AGATE

Est. $200-$300

$100

Dan Morphy AuctionsDenver, PA

Large Mauve Cut and Polished Agate and Rock Crystal Geode Slice: A translucent geode slice showing banding on the outer edge and a crystal-lined centre, dyed. 625 grams, 22.5 cm (8 7/8 in.). [No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley

Jun 06, 2026

Large Mauve Cut and Polished Agate and Rock Crystal Geode Slice

Est. £40-£60

£5

TimeLine Auctions Ltd.Harwich, Essex

Large Group of Four Hundred [400] Cut and Polished Mini Geode Halves: Comprising four bags of mini geodes showing crystal-lined cavities. 3.28 kg total, 17-50 mm (5/8 - 2 in.). [No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's

Jun 06, 2026

Large Group of Four Hundred [400] Cut and Polished Mini Geode Halves

Est. £50-£70

£5

TimeLine Auctions Ltd.Harwich, Essex

Large Cut and Polished Agate Geode Slice Group: Comprising: a circular slice with light grey to cream banding with colourless quartz crystals; an irregular slice with brown banding and pale purple and colourless amethyst and quartz crystals; an irr

Jun 06, 2026

Large Cut and Polished Agate Geode Slice Group

Est. £30-£40

£5

TimeLine Auctions Ltd.Harwich, Essex

Large Purple Cut and Polished Agate and Quartz Crystal Geode Slice: A translucent geode slice showing banding on the outer edge and a crystal-lined centre, dyed. 703 grams, 32 cm (12 5/8 in.). [No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley

Jun 06, 2026

Large Purple Cut and Polished Agate and Quartz Crystal Geode Slice

Est. £40-£60

£5

TimeLine Auctions Ltd.Harwich, Essex

Very Large Cut and Polished Blue Agate Crystal Geode Slice: Showing fine banding and a crystal-lined centre, dyed to a vibrant dark blue colour. 679 grams, 25.5 cm (10 in.). [No Reserve] Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Har

Jun 06, 2026

Very Large Cut and Polished Blue Agate Crystal Geode Slice

Est. £40-£60

£5

TimeLine Auctions Ltd.Harwich, Essex

Large Celestite geode: Title: Large Celestite geode Origin: Madagascar Size: 26 x 19 x 18 cm Description: Mineral: Celestite Locality: Madagascar Measurements: 26 x 19 x 18 cm Weight: 11.8 kg Large celestite with gorgeous l

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Large Celestite geode

$450

Chairish AuctionsNew York, NY

A LARGE AMETHYST GEODE POLISHED EDGES: 23.2 KILOGRAMS AND 15" TALL. light blue in color. deep cavelike

Jun 15, 2026

A LARGE AMETHYST GEODE POLISHED EDGES

Est. $150-$200

$100

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

A LARGE AMETHYST GEODE POLISHED EDGES: 19.75 KILOGRAMS AND 17" TALL. Nice dark purple

Jun 15, 2026

A LARGE AMETHYST GEODE POLISHED EDGES

Est. $150-$200

$100

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

A LARGE AMETHYST GEODE POLISHED EDGES: 17.4 KILOGRAMS AND 16" TALL. light blue in color. deep cavelike

Jun 15, 2026

A LARGE AMETHYST GEODE POLISHED EDGES

Est. $150-$200

$100

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

Large Natural Agate Geode: Medium: Agate Size: 6.5x3.2x4.8 inches Age/Detail: Large Natural Condition: great overall, check photo for condition reference. Provenance: Collection from Estate in Tribecca Please view all the photo

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Large Natural Agate Geode

Est. $30-$60

$15

Treasured AuctionsJamaica, NY

43G Natural Beautiful Agate Geode Druzy Slice Extra Large Gemstone HEALING: 43G Natural Beautiful Agate Geode Druzy Slice Extra Large Gemstone HEALING Weight: 43g Length:69mm Width:56mm Height:6mm View Photos For Further Details

May 28, 2026

43G Natural Beautiful Agate Geode Druzy Slice Extra Large Gemstone HEALING

Est. $60-$120

$30

Weatherham Estate TreasuresCobourg, ON

Egg-Shaped Amethyst Crystal Geode Display with Calcite: Large, polished section of geode showing prismatic dark purple amethyst crystals on the inner surface with a large mass of calcite to one side, the calcite with clusters of small quartz crystals; moun

Jun 02, 2026

Egg-Shaped Amethyst Crystal Geode Display with Calcite

Est. £1,800-£2,400

£1,500

TimeLine Auctions Ltd.Harwich, Essex

A pair of white quartz geodes: A pair of white quartz geodes larger height 4 3/4in (12cm); width 5 1/4in (13cm); depth 5in (12.5cm)

May 21, 2026

A pair of white quartz geodes

Est. $80-$120

$40

Andrew Jones AuctionsLos Angeles, CA

AMETHYST GEODE CRYSTAL QUARTZ CLUSTER SPECIMEN: A large hand carved Natural Amethyst Crystal Quartz Mineral specimen. Deep purple cathedral Amethyst geode. The cluster is a natural formation of amethyst, with multiple crystal points radiating from

May 23, 2026

AMETHYST GEODE CRYSTAL QUARTZ CLUSTER SPECIMEN

Est. $50-$80

$50

Antique Arena Inc.Brooklyn, NY

Large Agate and Amethyst Column Display: A thick, cut and polished geode section showing attractive layering of white, grey, and brown agate; well-formed prismatic amethyst crystals above the agate layer; mounted on a custom-made display sta

Jun 06, 2026

Large Agate and Amethyst Column Display

Est. £1,800-£2,400

£1,500

TimeLine Auctions Ltd.Harwich, Essex

Large Agate and Amethyst Column Display: A thick, cut and polished geode section showing attractive layering of white, grey, and brown agate; well-formed prismatic amethyst crystals above the agate layer; mounted on a custom-made display sta

Jun 06, 2026

Large Agate and Amethyst Column Display

Est. £1,800-£2,400

£1,500

TimeLine Auctions Ltd.Harwich, Essex

2) Silver Statement Rings - Natural Agate & Amethyst Geode: A pair of handcrafted "Modernist" style sterling silver rings. • Ring 1: Features a large, raw sliced agate/geode with a crystalline center held by a heavy prong setting. • Ring 2: A wide-

2) Silver Statement Rings - Natural Agate & Amethyst Geode

Est. —

$1

VANGOVE Los Angeles, CA

Superb Celestite geode: Title: Superb Celestite geode Origin: Madagascar Size: 21 x 17 x 11 cm Description: Mineral: Celestite Locality: Madagascar Measurements: 21 x 17 x 11 cm Weight: 6.8 kg Large celestite with gorgeous l

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Superb Celestite geode

$350

Chairish AuctionsNew York, NY

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