Large Pyromorphite Crystal Mineral Specimen

A large quartz mineral specimen. The total approx weight is 24.6 lbs. From a Mt Vernon, NY estate. Dimensions: 14" in length x 12" wide.

A large hexagonal-section ruby corundum crystal (1,665 carats), with classic triangular markings on the terminal faces, old collector's label with inked '277' notation. 333 grams, 43mm (1 3/4"). From

X Large Amethyst Brazilian Geode with large Crystals. Natural Mineral Specimen. Dimensions: H: 24 inches: W: 30 inches: D: 14 inches ---

Five large natural selenite rock crystal gypsum quartz mineral specimens. Largest: 20" L x 5" W. Provenance: Property from an Upper East Side townhouse.

(8) LARGE CRYSTAL, ROCK, & MINERAL SPECIMENS INC. PERIDOT IN BASALT, BROWN, SMOKY, PURPLE, & CLEAR QUARTZ LARGEST CRYSTAL 6" TALL, BASE 9" WIDE

Large Amethyst Crystal Chimney. Natural Mineral Specimen. Dimensions: H: 17.5 inches: W: 8 inches: D: 6 inches ---

Large mineral crystal specimen, Natural mineral crystals possibly golden calcite, or quartz on natural substrate, approx. 5.5"h x 15"l x 9"w

Larger size natural smoky quartz mineral specimen. Large crystal pint with a smaller twinned crystal. Deep dark brown black color fading into white quartz. Very nice decorative element. Gives off nice

Madagascar celestite mineral specimen; centering a large crystal, with fine blue coloration; L: 6" (approx.)

2pc 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 availabl

Extra Large Crystals Amethyst Vera Cruz Mexico 7oz

An 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. 337

A large, well-formed single crystal of rock crystal quartz. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.219. 752 grams, 14cm (5 1/2"). From the historic ‘Victorian Museum’ a

Lot of 10 pieces of assorted crystal and mineral specimens. Includes a pair of standing agate slices, three smaller agate sliced with stands, a large 8" x 7" x 1.75" agate slice with stand, a large 9"

A group of ten large sections of pink dolomite, some with marcasite and other inclusions. 1.1 kg total, 57-83mm (2 1/4 - 3 1/4"). From the historic ‘Victorian Museum’ or later collection of Gregor

A large natural deep purple crystal cathedral amethyst quartz geode mineral specimen. Emits a vibrant, positive energy, helping to balance the harmony in one's life, home, or office space. Dimensions:

Item/Description: Large crystal cluster geode in shades of purple. (Rock, Natural, Collectible, Mineral, Specimen) Material: Agate, Quartz, Amethyst Dimensions: Length: 14"; Width: 14 1/2"; Height: 6"

Mineral specimen, large rough-hewn quartz druzy crystal geode on brass stand. 8" diameter.

About ten mineral specimens of mostly unknown localities including Large single-crystal rhomb of Calcite, calcium carbonate, (~8 x 6 x 3 inches, 9 pounds); A single-crystal wedge of Calcite (7 x 3.75

Extra Large Amethyst Crystal Cluster Brazil

Large Vesuvianite Crystal Jeffrey Mine Asbestos Quebec, Canada

Large Creedite Crystal Cluster Mexico 3lb 7oz

Extra Large Vanadanite Crystal Cluster Morocco 6lb 3oz

Large Silver Crystal on Matrix Ontario, Canada 1oz