Results for “Geode”

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Pink amethyst geode: Pink amethyst geode geode: 11.25 h x 9.75 w x 1 d in (29 x 25 x 3 cm) Provenance: Collection of Michael H. Epstein and Scott E. Schwimer This work will ship from Los Angeles, Californi

2 days Left

Pink amethyst geode

Est. $1,200-$1,800

$300

Toomey & Co. AuctioneersLos Angeles, CA

Citrine cathedral geode: Citrine cathedral geode geode: 30.5 h x 6.5 w x 5 d in (77 x 17 x 13 cm) Provenance: Collection of Michael H. Epstein and Scott E. Schwimer This work will ship from Los Angeles, Califo

2 days Left

Citrine cathedral geode

Est. $2,000-$3,000

$1,000

Toomey & Co. AuctioneersLos Angeles, CA

Geode Crystal Specimens on Brass Stands, 3: Group of Three Geode Crystal Specimens on Brass Stands, two crystals split from the same geode. Largest: 3.75" Diameter. Provenance: From a New York City Collection. Keywords: Rocks, Crystals, Stones,

Jun 04, 2026

Geode Crystal Specimens on Brass Stands, 3

Est. $300-$500

$150

Auctions at ShowplaceAstoria, NY

Monumental Geode Section with Druzy Quartz Stalagmites: A rounded geode section with towering stalagmites with druzy grey quartz; mounted on a custom-made display stand. 68.4 kg total, 100 cm including stand (39 1/4 in.). [A video of this lot is available

Jun 02, 2026

Monumental Geode Section with Druzy Quartz Stalagmites

Est. £4,000-£6,000

£3,000

TimeLine Auctions Ltd.Harwich, Essex

Amethyst Crystal Geode Display: A rounded geode section, the undulating inner surface lined with small prismatic amethyst crystals; mounted on a custom-made display stand. 10 kg total, 35 cm including stand (13 3/4 in.). From Artiga

Jun 06, 2026

Amethyst Crystal Geode Display

Est. £1,000-£1,400

£950

TimeLine Auctions Ltd.Harwich, Essex

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

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 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

Natural Quartz Geode with Crystal-Filled Cavity: Natural quartz geode with hollow crystal-filled cavity, 10" x 13" x 9 1/2". Provenance: Vero Beach, Florida collection.

7 days Left

Natural Quartz Geode with Crystal-Filled Cavity

Est. $200-$400

$100

Kaminski AuctionsBeverly, MA

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

Cut And Polished Brazilian Agate Geode: 5 1/4" Tall

4 days Left

Cut And Polished Brazilian Agate Geode

Est. $10-$10,000

$2

Berner's Antique Auction GallerySpringfield, OH

Cut And Polished Agate Geode: 5" Tall

4 days Left

Cut And Polished Agate Geode

Est. $10-$10,000

$2

Berner's Antique Auction GallerySpringfield, OH

Amethyst Gem Tree on Amethyst Crystal Geode Section: Irregular geode matrix with light purple amethyst crystals; the metal branches tipped with polished light-coloured amethyst pebbles. 422 grams, 16.5 cm (6 1/2 in.). [No Reserve] From Brazil. Ex Minera

Jun 06, 2026

Amethyst Gem Tree on Amethyst Crystal Geode Section

Est. £20-£30

£5

TimeLine Auctions Ltd.Harwich, Essex

Mixed Cut and Polished Agate Half Geode Group [10]: Comprising ten cut geode halves showing crystalline centres. 1.66 kg total, 4.7-10.7 cm (1 7/8 - 4 1/4 in.). [20, No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gre

Jun 06, 2026

Mixed Cut and Polished Agate Half Geode Group [10]

Est. £30-£40

£5

TimeLine Auctions Ltd.Harwich, Essex

Amethyst Gem Tree on Amethyst Crystal Geode Section: Irregular geode matrix with light purple amethyst crystals; the metal branches tipped with polished light-coloured amethyst pebbles. 385 grams, 19 cm (7 1/2 in.). [No Reserve] From Brazil. Ex Mineral

Jun 06, 2026

Amethyst Gem Tree on Amethyst Crystal Geode Section

Est. £20-£30

£5

TimeLine Auctions Ltd.Harwich, Essex

Quartz Gem Tree on Amethyst Crystal Geode Section: Irregular geode matrix with light purple amethyst crystals; the metal branches tipped with polished quartz pebbles. 600 grams, 17 cm (6 5/8 in.). [No Reserve] From Brazil. Ex Mineral Imports, London,

Jun 06, 2026

Quartz Gem Tree on Amethyst Crystal Geode Section

Est. £20-£30

£5

TimeLine Auctions Ltd.Harwich, Essex

Group of Twenty [20] Cut and Polished Agate Geode Slices: Comprising twenty transparent to translucent slices, some with a crystalline centre, four dyed. 560 grams total, 5.5-10.8 cm (2 1/8 - 4 1/4 in.). [20, No Reserve] Ex Mineral Imports, London, UK. Grego

Jun 06, 2026

Group of Twenty [20] Cut and Polished Agate Geode Slices

Est. £30-£40

£5

TimeLine Auctions Ltd.Harwich, Essex

Collection of Fourteen [14] Amethyst Crystal Geode Display Peaces: Boxed group of light to dark purple amethyst crystals on a matrix, one with crystals formed around a stalagmite. 2.78 kg total including box, 5.1-13 cm (2 - 5 1/8 in.). [14, No Reserve] Ex Mineral Imp

Jun 06, 2026

Collection of Fourteen [14] Amethyst Crystal Geode Display Peaces

Est. £80-£100

£5

TimeLine Auctions Ltd.Harwich, Essex

Collection of Three [3] Cut and Polished Agate Geode Ends: A boxed group of three polished geode sections showing contrasting colours and banding. 2.77 kg total, 9.6-19.6 cm (3 3/4 - 7 3/4 in.). [3, No Reserve] Ex Mineral Imports, London, UK. Gregory, Bottley

Jun 06, 2026

Collection of Three [3] Cut and Polished Agate Geode Ends

Est. £40-£60

£5

TimeLine Auctions Ltd.Harwich, Essex

Group of Ten [10] Cut and Polished Agate Geode Slices: Comprising ten translucent slices of agate showing attractive banding, one a moss agate slice. 666 grams total, 8.1-13.2 cm (3 1/4 - 5 1/4 in.). [No Reserve] From Brazil. Ex Mineral Imports, London, U

Jun 06, 2026

Group of Ten [10] Cut and Polished Agate Geode Slices

Est. £30-£40

£5

TimeLine Auctions Ltd.Harwich, Essex

Cut And Polished Brazilian Agate Geode: 7 1/4" Tall

4 days Left

Cut And Polished Brazilian Agate Geode

Est. $10-$10,000

$2

Berner's Antique Auction GallerySpringfield, OH

Collection of Six [6] Cut and Polished Agate Geode Sections: Comprising six polished sections, four showing vibrant red to brown to white banding, and having felt-backed bases; one with a cut base and green banding. 2.75 kg total, 12.3-16 cm (4 7/8 - 6 1/4 in.)

Jun 06, 2026

Collection of Six [6] Cut and Polished Agate Geode Sections

Est. £40-£60

£5

TimeLine Auctions Ltd.Harwich, Essex

Cut and Polished Agate Geode Slice Group: Comprising six translucent slices showing red, orange and grey banding together with colourless quartz crystal formations. 392 grams total, 13.2-13.8 cm (5 1/4 - 5 3/8 in.). [6, No Reserve] Ex Mineral

Jun 06, 2026

Cut and Polished Agate Geode Slice Group

Est. £30-£40

£5

TimeLine Auctions Ltd.Harwich, Essex

Citrine Gem Tree on Amethyst Crystal Geode Section: Irregular geode matrix with light purple amethyst crystals; the metal branches tipped with polished light-coloured citrine pebbles. 479 grams, 20 cm (7 7/8 in.). [No Reserve] From Brazil. Ex Mineral I

Jun 06, 2026

Citrine Gem Tree on Amethyst Crystal Geode Section

Est. £20-£30

£5

TimeLine Auctions Ltd.Harwich, Essex

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