Large Amythest Crystal Specimen,

Large Crystal Specimen, measures 7'' x 8'', missing a few of the crystals

Large Crystal Specimen from Arkansas, US. Measures 3 3/8" by 2 1/2" wide.

MATERIAL: Quartz CONDITION: Very good condition Size: approx 7,5 inch (191 mm) Weight: 2 lbs (907 g) Origin: Brazil Quartz is one of the most well-known minerals on earth. It occurs in basically all m

Large Stalagmite Crystal Specimen Formation. Sculptural form on vintage base. -- Dimensions: H: 30 inches: W: 30 inches: D: 15 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

Large AMETHYST Crystal Specimen Geode. Lights. -- Dimensions: H: 11.5 inches: W: 16 inches: D: 15 inches ---

Large Amethyst Crystal Specimen. Measures 10.5 x 4.5 inches.

LARGE ROCK CRYSTAL SPECIMEN, APPROX 3.25"

LARGE ROCK CRYSTAL SPECIMEN, APPROX 3.5"

A matrix containing clusters of large clear to translucent fluorite crystals; supplied in a cardboard specimen tray. 252 grams, 80 mm (3 in.). Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gr

Dimensions: (Largest) L 21.25" x W 4.5" x D 3.5" Condition: Crystal fragile, with flaking and disintegration to top layer. Surface dirt, natural chips and imperfections.

Huge Pair of Natural Amethyst "Angel Wings" Geode. Large geode crystal specimen cut into two and named the angel wings by consignor. Impressive scale, great purple tones and with coated backs to enhan

Sculpture. Italian .800 silver figure of a center with gilt .800 silver putti on a large amethyst crystal specimen. Centaur and putti stamped, "800" with Italian national mark signifying this piece wa

A large calcite crystal specimen with cortex. 22 kg, 44cm (17 1/4"). From the former stock of Gregory, Bottley & Lloyd (established 1858); recently reviewed by Dr. Ronald Bonewitz.

DESCRIPTION: Amethyst crystal carved bird sculpture depicting a naturalistic pair of parrots perched on an amethyst large crystal slab specimen. CIRCA: 20th Century. ORIGIN: Brazil DIMENSIONS: W: 7" H

DESCRIPTION: Large Amethyst crystal geode with deep purple crystal points throughout, displayed on a wood carved base. ORIGIN: Brazil DIMENSIONS: (Crystal Approx)H: 29" x D: 8" x L: 16.5" (On Base) H:

DESCRIPTION: Large Amethyst crystal geode with deep purple crystal points throughout and an overall elongated form tapering towards the top. ORIGIN: Brazil DIMENSIONS: H: 28" D: 9.5" L: 11" Have a sim

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.

Large crystal quartz geode specimen, in natural rock formation, approx 9.5"h, 21.5"w, 16"d, 113lbs Start Price: $80.00

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

Large Smoky Quartz Crystal Specimen, measures 6''L x 2.5''H x 2.75''W, beautiful piece

A chunky mineral specimen displaying dark purple amethyst crystals on a matrix. 1.06 kg total, 12.6 cm (5 in.). From Brazil. Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [No Rese

A quartz matrix with large black schorl tourmaline crystals on a layer of small clear to white quartz crystals; supplied in a cardboard specimen tray. 270 grams, 82 mm (3 1/4 in.). Mineral Imports, Lo

A specimen of golden amber-coloured fluorite crystals; supplied in a cardboard specimen tray. 653 grams, 84 mm (3 1/4 in.). Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [No Reser