Wonderfully Colorful Polished Gem Agate EX: Dennis DeRosear Coll.Heartland Artifact Auctions4.7(867)$10Feb 15, 2026
HATMANS FLOWER PETAL AGATE ROCK STONE LAPIDARY SPECIMENCol. Christie Hatman Auctioneers4.4(471)$5770 Lots Away
SoldPolished Half GeodePolished Half Agate Geode on wooden stand. Silver outside with Gold rim around silver crystals. Measures 5"H x 6-1/4"W x 2-3/4"D without stand. Condition: Good condition, stand has some scratching. EsSee Sold Price
SoldNatural History - 'Coconut' Geode Polished Half.A sawn and polished half of a Mexican 'coconut' geode comprised of several brown and yellow-brown calcite layers, lined with small quartz crystals and with several brown calcite scalenohedral overgrowSee Sold Price
SoldFour nice sized specimens, coprolite, polished geode half and sulfur plate. Size: see photoFour nice sized specimens, coprolite, polished geode half and sulfur plate. Size: see photo Provenance: From the lifetime collection of an Oreland, Pennsylvania private estate.See Sold Price
SoldQuartz crystal rock specimen, consisting of a halfQuartz crystal rock specimen, consisting of a half geode polished and faceted core, 8"dia.See Sold Price
SoldGeodes Metamorphic Rocks Aragonite Minerals12 geode polished halves from Mexico. The Ceno-Ward Collection of Metamorphic Rocks from Central Scientific Co. Chicago in a box. Two specimens of Aragonite with Calcite from Mexico. Grouping of minerSee Sold Price
SoldGeodes, Coral Geodes, Agate SlicesSelection of cut and polished geode halves, agate slices, crystalized coral, and quartz wand & twin. Stands included. Size: largest 4"T x 6.25"L x 3"D Provenance: From the lifetime collection of an OrSee Sold Price
SoldGeodes, Cactus Quartz, StillbiteTwo cut and polished geode halves, Cactus quartz, stillbite bow tie formation, interesting formation quartz cluster, yellow fluorite with brass stand. All stands included. Size: largest 4.25"T x 3.5"LSee Sold Price
SoldCut and Polished Amethyst Geode Half CollectionA group of seven amethyst geode halves displaying crystals to the exposed inner surfaces. 380 grams total, 5.8-10 cm (2 1/4 - 4 in.). Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).See Sold Price
SoldNatural History - Historic Cut and Polished Agate Geode Half.Large specimen with light blue, white, colourless and pale blue crystals, collection number 246. 2 kg total, 16 cm (6 1/4 in.). Acquired on the UK mineral and fossil market, since 1970. From the histoSee Sold Price
SoldCut and Polished Agate Crystal Geode Pair. A pair of cut and polished agate geode halves displaying quartz crystals to the exposed inner faces. 1.5 kg total, 12.4-13.8 cm (5 - 5 1/2 in.). Mineral Imports, London, UK. Gregory, Bottley & LloydSee Sold Price
SoldLarge Cut and Polished Agate Crystal Geode Half Collection [3]Comprising three large cut sections displaying brown and blue banding. 2.39 kg total, 9.9-14.2 cm (4 - 5 5/8 in.). [3, No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & LloydSee Sold Price
SoldNatural History - Mixed Fossil and Mineral CollectionMainly Devonian-Cretaceous Period, 395-65 million years B.P.. Comprising: a polished Goniatite sp. specimens; a polished Orthoceras sp.; a trilobite; a cut half geode specimen; a polished coral head;See Sold Price
SoldAgateItem: Agate Origin: Kardzhali, Rhodope Mts. Bulgaria Size: 5x5x2 cm / 65 gram unusual brown/black specimen. half geode, one side polished. natural color. Please note that this lot has a confidential rSee Sold Price
SoldDyed Pink Agate Geode HalfPolished half of a natural agate geode, dyed vibrant pink to enhance the concentric banding and druzy quartz crystal core. A decorative and collectible mineral specimen. Dimensions: H2 in L2in W2in MeSee Sold Price
SoldRare Red Fox / Crater Agate & Hematite Geode HalfSouth America, Argentina, Patagonia region, ca. millions of years old. A stunning Red Fox or Crater Agate, this large geode half is spilt and polished to show off the remarkable interior formations ofSee Sold Price
Sold2 Bolivian Amethyst & Agate Geode w/ Quartz DruseSouth America, Uruguay or Bolivia, ca. millions of years old. A stunning pair of mineral specimens: an agate geode, cut in half, and polished to reveal the crystalline structures and a large piece ofSee Sold Price
Sold48 Cut & Polished Geodes.A group of one hundred cut and polished colour enhanced small geode halves from Brazil. 1 Kg total, 23-46mm (3/4 - 1 3/4"). From a historic ‘Victorian Museum’ collection; from the stock of GregorySee Sold Price
SoldPink and Green Tourmaline In Matrix, CopperGreat mix of specimens, green tourmaline in matrix, pink tourmaline in quartz, citrine plate, geode half, stalactite section, onyx free form polished, fossil zig zag oysters, solid copper sphere. SizeSee Sold Price
SoldRaw & Polished Stones & GeodeA lot of 2 stones, 1solid polished rounded stone, possibly jasper Wotan moss green and orange and white speckles, and 1 raw half cut geode with white agate on interior. Largest piece is approximatelySee Sold Price
SoldTWO AGATE GEODE HALVESTWO AGATE GEODE HALVESBoth with polished crossections. One a blue lace with a small area of aventurescence, the other multi-banded with a wide section of clear quartz, a wholly aventurescent crystal iSee Sold Price
SoldMineral specimen collectionMineral specimen collection, (7) pieces, incl. a polished rock crystal orb, loose on bronze modernist stand, quartz specimen, geode half on brass stand (possibly agatized coral with botryoidal), (2) mSee Sold Price
SoldNatural History - Natural Geode Group.A group of twenty-seven natural geode halves with quartz crystals from Brazil, each cut with a polished face. 1037 gram total, 37-70mm (1 1/2 - 2 3/4"). From an old Lincoln Collection [27, No Reserve]See Sold Price
SoldPair of Polished Agate and Quartz Geode Bookends with Peach BandingMatched pair of polished agate and quartz geode bookends. Each half displays a natural radial quartz crystal formation with a center of translucent to white crystalline quartz, surrounded by a pale peSee Sold Price
SoldPair of Septarian Nodule Geode Rock BookendsPair of Septarian Nodule Geode Rock Bookends. These halves of a geode are covered in protective green felt on two flat sides, and reveal a polished cream and brown crystalline interior on the main facSee Sold Price