Specimen White Quartz Tipped with Pyrite Crystals

A fine specimen of white quartz crystals on a matrix of small pyritohedrons, in a white card tray with label reading: 'Quartz on pyrite, Huanuco, Peru'. 231 grams, 86mm (3 1/4"). From a historic ‘Vi

A fine specimen of quartz crystals with pyrite cubes on a matrix, in white card tray with label reading: 'QUARTZ with PYRITE, Alimon Mine, Huaron, Cerro de Pasco, Peru'. 49 grams, 40mm (1 1/2"). From

Mid-Century Modern woman's silver or enamel brooches, including one sterling with white quartz chunk, tipped with pyrite and cabochon coral, and more mounting blue chalcedony, fire opal, and a panel o

. A group of twelve mineral specimens of muscovite (white mica) and quartz crystals on albite, with a specimen of the zeolites stilbite and heulandite on matrix. Private collection, Cambridgeshire, UK

Pair Natural Geode Specimen Crystal Quartz White and Blue Bookend Small Towers. From Brazil. 6 inches x 3 inches x 3 inches

Mineral Specimen and Hardstone Sphere Groupingincluding three white quartz crystal clusters and five assembled striped hardstone spheres. Largest crystal cluster 5 x 8 x 4 in. The Collection of the la

A fine agate geode half with layers of blue bands with central cavity filled with miniature white quartz crystals. 3.48kg, 17cm (6 3/4"). From a historic ‘Victorian Museum’ collection; from the st

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 large lilac amethyst crystal within dense formations of white quartz crystals; supplied in a cardboard specimen tray. 338 grams, 91 mm (3 1/2 in.). Mineral Imports, London, UK. Gregory, Bottley & Ll

Excellent specimen 4"

Art by God. A natural white quartz crystal geode cluster with natural inclusions. Striking rough crystal cluster sculpture. Presented with a rectangular acrylic display base. Geode measures approximat

Excellent specimen 3.5"

Title: QUARTZ, PYRITE & SPHALERITE - AMAZING SPECIMEN Origin: Gyongyosoeroszi, Matra Mountains, Hungary Size: 5x5x1.5 cm / 20 gram sphalerite layer with small quartz and pyrite crystals Reserve: $6.00

A matrix of white to translucent quartz crystals with lilac fluorite crystals; supplied in a cardboard specimen tray. 370 grams, 88 mm (3 1/2 in.). Mineral Imports, London, UK. Gregory, Bottley & Lloy

Excellent natural specimen

Mineral and crystal specimens including smoky quartz, ametyst, pyrite, aegirine.

A cluster of smokey quartz crystals, in white card tray. 95 grams, 70mm (2 3/4"). From a historic ‘Victorian Museum’ collection; from the stock of Gregory, Bottley & Lloyd (1981-2014); formerly wi

A grouping of transparent quartz crystals in a white card tray with label reading: 'Quartz, Corinto, Minas Gerais, Brazil'. 153 grams, 72mm (2 3/4"). From the historic ‘Victorian Museum’ and later

A fine quartz crystal cluster, in white card box with label reading: 'QUARTZ, Minas Gerais, Brazil'. 18 grams, 42mm (1 1/2"). From the historic ‘Victorian Museum’ and later collection of Gregory,

4 specimens total. Includes Kentucky brachiopod fossil, natural amethyst crystal from Brazil, white quartz mineral, and Tennessee quartz geode specimen.

A mass of quartz crystals on a massive quartz matrix, with accessory pyrite, from Bulgaria. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.137, 219. 2.44 kg, 23cm (9"). Property of a Glouce

MATERIAL: Blue sodalite. CONDITION: Very good condition. Size: 5,2 inch (132 mm). Sodalite is known for its often bright-blue color, and it usually contains white veins or streaking. Specimens are oft

Hand crafted gemstone parrot Figurals mounted on raw gemstone crystal specimens. Carved blue/ white gemstone parrot with orange stone beak mounted on clear Quartz specimen with formed crystals. Measur

A rare specimen consisting of numerous finely-crystallised anatase crystals encrusting a group of quartz crystals, from Norway, in old white card tray with handwritten label reading: 'Anatase on Quart