Natural History - Emeralds in Quartz Matrix

Irregular geode matrix with light purple amethyst crystals; the metal branches tipped with polished clear quartz pebbles. 449 grams total, 19 cm (7 1/2 in.). From Brazil.Ex Mineral Imports, London, UK

. The flexible metal branches tipped with polished aventurine pebbles; the matrix with clusters of purple amethyst crystals. 563 grams, 18 cm (7 in.). Ex Mineral Imports, London, UK. Gregory, Bottley

. 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

A mixed mineral group comprising: a rich dark blue crystalline mass of sodalite, a concave matrix surface invested with quartz, atacamite and malachite, a rashleighite specimen, and a lustrous white m

A mixed mineral group comprising: a limestone matrix with rare blue quartz inclusions, a domed basalt matrix richly covered in green olivine crystals, a powdery limestone matrix carpeted with celestit

149126 FINE GOLD NATURAL QUARTZ MATRIX NUGGET - 11 GRAMS Fine gold natural gold quartz matrix nugget - 11 grams Weight: 11 Grams Size: 0.65" lengthCondition: Very fine.

149129 22K GOLD NATURAL QUARTZ MATRIX NUGGET - 17.6 GRAMS 22K gold natural gold white quartz matrix nugget - 17.6 grams Weight: 17.6 Grams Size: 1.3" lengthCondition: Very fine.

An estate grouping of natural quartz crystals. Dimensions:Largest measures 10" Notes:We Offer Shipping! Provenance:

A group of nine natural quartz crystal pendants with silver-coloured metal caps, each cap mounting three small tourmaline crystals, and one faceted amethyst drop with an electroformed cap, all in plas

Comprising a cluster of well-formed radiating prismatic crystals. 244 grams, 90 mm (3 1/2 in.). From Brazil.Ex Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [No Reserve]

A fine specimen of quartz and tetrahedrite, the quartz forming long prismatic crystals, the tetrahedrite in brassy tetrahedrons scattered across the quartz, in white card tray. See Bonewitz, Dr. Ronal

An interesting specimen of quartz, galena, sphalerite, and rhodochrosite from the famous Trep?a, Serbia, region north of Kosovo, famous since Roman times, with old adhesive tape label reading: '4450,

A fine cluster of bright and transparent prismatic quartz crystals, still retaining some of the orange iron oxide from their original deposit, in white card tray. See Bonewitz, Dr. Ronald Louis, Rocks

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

An unusual quartz formation with finely formed crystals intergrown with another mineral, probably albite. From the historic ‘Victorian Museum’ and later collection of Gregory, Bottley & Lloyd (Gre

A group of 50 quartz crystal specimens including clear examples with points. 1.67 kg total, 27-87 mm (1 - 3 3/8 in.). Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [50, No Reserve]

No Reserve! Title: 1.6 ct Natural Emerald Quartz Additional Information: Gemstones: Natural Quartz Carat Weights: 1.60 ct Size/Dimensions: 8 X 6 mm Treatment: Coated Materials & Techniques: Quartz Shi

A very unusual, large, double-terminated fenster smoky quartz, with additional smaller crystals. Some of the hollows are liquid-filled, and have gas bubbles with paper labels pointing to them. Its nam

The nodule opened to reveal the dense clusters of small quartz crystals in enhanced pink colour. 211 grams total, 59-62 mm (2 3/8 - 2 3/8 in.). From a Cambridgeshire, UK, collection. [2, No Reserve]

A group of two rose quartz acupressure tools, hexagonal in section, pointed at one end, rounded at the other. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.221. 126 grams total, 10.6-10.9c

. Mainly translucent with some small rainbow reflections. 83 grams, 37 mm (1 1/2 in.). From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [No Reserve]

A group of cut and polished smoky quartz obelisks with rainbow reflections. From Brazil; from the historic ‘Victorian Museum’ or later collection of Gregory, Bottley & Lloyd (Gregory's); formerly

A group of fifty quartz points with clear colour and rainbow reflections. From Brazil; from the historic ‘Victorian Museum’ or later collection of Gregory, Bottley & Lloyd (Gregory's); formerly Gr

A group of ten richly coloured pieces of rose quartz. From Brazil; from the historic ‘Victorian Museum’ or later collection of Gregory, Bottley & Lloyd (Gregory's); formerly Gregory, Bottley & Co.