Natural History - Natural Geode Group.

A group of twenty-seven natural geode halves with quartz crystals from Brazil, each cut with a polished face. 1037 gram total, 37-70mm (1 1/2 - 2 3/4"). From an old Lincoln Collection [27, No Reserve]

A group of six cut and polished purple agate geode sections, with exposed crystals; colour-enhanced. 1.39 kg total, 69-94 mm (2 3/4 - 3 3/4 in.). Mineral Imports, London, UK.Gregory, Bottley & Lloyd (

Large group of cut and polished rocks and geode slabs. Sizes range from 2" to 9".

A group of six cut and polished agate geode slices; colour-enhanced. 322 grams total, 8.8-10.7 cm (3 1/2 - 4 1/4 in.). Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [6, No Reserve]

A group of eight agate geode sections. 3.5 kg total, 85-96 mm (3 3/8 - 3 3/4 in.). Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [8, No Reserve]

A group of six polished agate geode slices; colour-enhanced. 396 grams total, 8.7-11.8 cm (3 3/8 - 4 5/8 in.). Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [6, No Reserve]

A group of three natural pearls, two of slightly irregular shape, one almost spheroid, all with lustrous sheen, un-drilled but with bases flattened for mounting. See Bonewitz, Dr. Ronald Louis, Rocks

Large group of petrified wood, rock and crystal specimens in shades of pink and brown. Sizes range from 1 1/2" to 9".

Found Sahara 2006 A.D.. Comprising ten variously sized samples. 17.6 grams total, 15.3-19.4 mm (1/2 - 3/4 in.). Ex Adrian Contreras, Crater Meteorites, Spain.Property of an East Sussex, UK, gentleman.

Found Sahara 2006 A.D.. Comprising fourteen variously sized samples. 22.3 grams total, 13.6-22.4 mm (1/2 - 7/8 in.). Ex Adrian Contreras, Crater Meteorites, Spain.Property of an East Sussex, UK, gentl

Large agate geode cross section slice with a smooth high mirror polished finish. OOAK ( one of a kind ) color variations and design patterns seen in this example. Accompanied with a clear plastic stan

A natural history group consisting of two (2) pairs of natural horns from kudu, antelope or similar wildlife herd animals. Long curving spiral shaped arrays in naturally twisting corkscrew configurati

A sphere cut from an agate geode with a quartz crystal filling, the crystal terminations outlined by another mineral, probably hematite, with antique turned wood base. From the historic ‘Victorian M

[NATURAL HISTORY]. A group of 5 volumes, including: AGASSIZ, Louis. Contributions to the Natural History of the United States. Boston: Little, Brown & Company, 1857. Three parts in two volumes, folio.

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

A geode 'cave' with open end revealing lilac amethyst crystals. 7.4 kg, 26cm (10 1/4"). From the former stock of Gregory, Bottley & Lloyd (established 1858); recently reviewed by Dr. Ronald Bonewitz.

A sawn and polished half of a Mexican 'coconut' geode comprised of several brown and yellow-brown calcite layers, lined with small quartz crystals and with several brown calcite scalenohedral overgrow

A fine specimen of a cut mini geode filled with miniature white crystals, in white card box with label reading: 'Mini geode pair, Rio Grande do Sul, Brazil'. 56 grams total, 40mm (1 1/2"). From a hist

Six Natural History SpecimensGroup of six various natural history specimens: four petrified wood pieces, stromatolite slice and orthoceras plaque; L: 11 3/4" (longest)

(NATURAL HISTORY.) Mark Catesby. Group of 3 hand-colored engraved plates from The Natural History of Carolina… Folio sheets of laid paper with various watermarks; faint mat line, minor flaws. Lo

A group of six gemstone spheres, comprising one each of snowflake obsidian, gold tiger eye, unakite, limestone breccia, howlite, and sodalite, in white card trays with name of mineral. See Bonewitz, D

Jurassic Period, circa 200 million years B.P. Promicroceras planicosta with iron stained surface giving a beautiful contrast in colour, from the Lower Lias, Obtusum Zone. 42.53 grams, 67 mm (2 3/5 in.

Various locations, c. 20th century; A framed taxidermy mount of a fruit bat (Rousettus Leschenaulti); skin of a Gila Monster; skull of a Muntjac; set of jaws from a large Ray (Guitar Fish); two turtle

7 Birds plus one squirrel eight colored engravings on watermarked paper Frederick Polydore Nodder (act 1777-1795) London published 1799 4.25 x 4 inches (plate) 9 x 5.5 inches (paper) unframed Overall