SoldLARGE AMETHYST CATHREDRAL WITH CALCITE FORMATIONLARGE AMETHYST CATHREDRAL WITH CALCITE FORMATION 30KG Height: 26 in. by Width: 7See Sold Price
SoldLarge Amethyst Natural Formation GeodeA large and naturally formed amethyst geode. The geode contains diverse inclusions of amber and calcite.See Sold Price
SoldLARGE AMETHYST FORMATION ON STANDLARGE AMETHYST PLATE ON STAND - (M71) - 33 LBS. Height: 22 in. by Width: 12 in. by Depth: 8 in.See Sold Price
SoldGreen Calcite FormationLarge green calcite formation from Mexico. 7.25 x 8.25 x 3.5 inches. 8 pounds, 13 ounces.See Sold Price
SoldLarge Amethyst Crystal with Calcite Inclusion 11 x 8 (Uruguay)Large amethyst crystal specimen featuring a visible calcite crystal inclusion within the interior. Uruguay origin as noted on original label. Collector special, described as a beautiful specimen. MeasSee Sold Price
Sold2pc Rock Mineral Specimen. Geode. Large Amethyst Crystals including calcite on dark purple fluorite2pc Rock Mineral Specimen. Geode. Large Amethyst Crystals including calcite on dark purple fluorite Dimensions: H: 5 inches: W: 6 inches: D: 8 inches --- US Shipping charge: In house shipping availablSee Sold Price
SoldFREE FORM AMETHYST SLAB WITH CALCITE FORMATIONSFREE FORM AMETHYST SLAB WITH CALCITE FORMATIONS Height: 12 in. by Width: 14See Sold Price
SoldFREE FORM AMETHYST SLAB WITH CALCITE FORMATIONSFREE FORM AMETHYST SLAB WITH CALCITE FORMATIONS ON IRON BASE. 6.6 lbs. Height: 9.5 in. by Width: 5.6 in. by Depth: 4.5 in.See Sold Price
SoldLarge Optical Calcite RhomboidLarge optical calcite rhomboid formation. 3.5” x 2.25" x 1”. 350 grams.See Sold Price
SoldLarge Optical Calcite RhomboidLarge optical calcite rhomboid formation. 1.75" x 5.25" x 1.75". 566 grams.See Sold Price
SoldLarge Natural Calcite Crystal Mineral FormationNorth America, ca. millions of years ago. This stunning calcite cluster showcases semi-translucent rhombohedral crystals upon a stone matrix. Calcite is known for its double refraction, making it a faSee Sold Price
SoldLarge Natural Calcite Crystal Mineral Formation**Originally Listed At $300** North America, ca. millions of years ago. This stunning calcite cluster showcases semi-translucent rhombohedral crystals upon a stone matrix. Calcite is known for its douSee Sold Price
SoldSpectacular Calcite, Chalcopyrite and Hematite FormationSpectacular and large calcite, chalcopyrite and hematite formation.See Sold Price
SoldAmethyst Vug Geode with Calcite CrystalsLarge Amethyst vug geode with secondary calcite crystals. 7" x 8" x 13". 13 pounds, 2 ounces.See Sold Price
SoldAmethyst with Large Dogtooth Calcite CrystalsAmethyst with Large Dogtooth Calcite CrystalsBrazil. Numerous fine amethyst points punctuated with terminated calcite crystals, the longest measuring approximately 3.60 inches, all crystallizing on aSee Sold Price
SoldLarge 14" Pink Rose Flower Calcite Crystal FormationPink Rose Flower Calcite is a unique variety of calcite that forms in delicate, flower-like clusters. These clusters can be white, pink, orange or yellow, and often have a translucent or transparent aSee Sold Price
SoldNatural PINK AMETHYST Crystal Formation on CALCITE from MoroccoNatural PINK AMETHYST Crystal Formation on CALCITE from Morocco. It measures 9" Tall x 6.5" Wide x 5.5" Thick. The Total Weight is 10 lbs 13 oz. ROCKS FOSSILS MINERALS See Sold Price
SoldLarge mineral specimenLarge mineral specimen, Likely amethyst quartz with calcite, approx. 6.5"h x 12.5"w x 12"dSee Sold Price
SoldCalcite and Stilbite Crystal Mineral SpecimenAn interesting sceptre-shaped formation of large rhombohedral calcite crystals on a stalactitic formation of crystalline calcite, salmon-coloured tabular cluster of stilbite crystals to one side. 337See Sold Price
SoldLarge Amethyst Druzy Cluster Specimen with Natural Crystal Formations**Dimension information at the bottom section after Condition** Welcome to the No Reserve Ancient Relics & Rare Artifacts auction, where history comes alive through an extraordinary collection of treaSee Sold Price
SoldAmethyst Cathedral Geode Set with Fluorescent Calcite on Stand - 75" TallLarge split amethyst cathedral geode with magnificent fluorescent calcite crystals on tall black metal stand.See Sold Price
SoldLarge Citrine ClusterLarge, dark, citrine cluster with a fluorescent calcite formation at the top.7 x 11 x 3. 8.2 pounds.See Sold Price
SoldNatural Amethyst Mineral Gemstone Cathedral GeodeLarge amethyst cathedral geode featuring deep violet crystal formations surrounded by lighter lavender and white quartz banding. The exterior retains its natural rough basalt matrix. No apparent markiSee Sold Price
Sold(5) Assorted Purple and Pink Crystal Formations(5) Assorted purple and pink crystal formations, rosalite, angel wing calcite, quartz amethyst stalactite, and amethyst height 6.5 in. x width 5 in. x depth 4.5 in. / largest Provenance: A FrederickSee Sold Price