Natural History - Large Ruby-Zoisite-Kyanite Sphere

A sawn slice of zoisite containing a hundred or more opaque ruby crystals, polished on one side. From the historic ‘Victorian Museum’ collection of Gregory, Bottley & Lloyd (Gregory's); formerly G

A large ruby crystal, hexagonal in plan with striations. 15.1 grams, 28 mm (1 1/8 in.). Ex UK art market, 1970s.Property of a London gentleman. [No Reserve]

Ruby Zoisite Sphere Tanzania 2.5"

Ruby/Zoisite Sphere Tanzania 3"

Ruby Zoisite Sphere

Ruby Zoisite Sphere

Ruby in Kyanite Sphere India

Ruby in Kyanite Sphere 1.75"

20th century AD. A mixed pair of polished stones comprising: a petrified wood ovoid in grey and brown showing original wood grain, on a stand with three scrolled legs; a large dark iridescent obsidian

Comprising lacquered porphyry slice of irregular shape, cut and polished on one side, probably recycled material mined in ancient Roman times between the 1st and 5th century A.D. 917 grams, 28 cm (11

A graduated group of oblate amber beads. 100 grams, 32cm (12 3/4"). Property of a London gentleman; acquired from his father's collection.

A graduated group of oblate amber beads. 78 grams, 39cm (15 1/2"). Property of a London gentleman; acquired from his father's collection.

A large natural history southern slider turtle shell. Full hollow semi-aquatic shell from turtle indigenous to the Southeastern United States. Rich natural brown and beige palette. In natural state wi

Miocene Period, circa 25 million years B.P.. Composed of several fossil sea urchins or sand dollars in a matrix. 4.6 kg, 34.5 cm (13 5/8 in.). From France.

Eocene Period, circa 56-33 million years B.P. The large sandstone matrix with five Knightia alta specimens. 8.25 kg, 50.5 x 38 cm (19 7/8 x 15 in.). From a Lincolnshire, UK, collection. In southwest W

6th-4th millennium B.C. Formed in a translucent, amorphous lump with possible inclusions. 285 grams, 12 cm (4 3/4 in.). Acquired UK market. Property of a Kent collector. [No Reserve]

Found 2022 A.D. The cut and polished slice held in a custom-made collector's display box. 51 grams total, 84 mm wide including case (3 3/8 in.). From the Sahara Desert, North Africa. Property of a Sus

Jurassic Period, 199-145 million years BP. A sedimentary slate(?) matrix with two large examples of the psiloceras ammonite and numerous others. 28 kg, 75cm (29 1/2"). From an important London collect

GORGEOUS RARE 100 % NATURAL RUBY ZOISITE PENDANT. MOUNTED IN .925 STERLING SILVER, INCLUDES 20 " 2mm. CHAIN. 150 CTTW

With seal of the Spanish Ministry of Culture. Printing on large size photo paper. Provenance: former private collection of a collector and renowned Barcelona doctor, Barcelona. Liquidation of family i

With seal of the Spanish Ministry of Culture. Printing on large size photo paper. Provenance: former private collection of a collector and renowned Barcelona doctor, Barcelona. Liquidation of family i

A large, freeform facetted quartz with with approximately 21 facets, and with internal structures producing 'rainbow' reflections, from Brazil, in old white card tray with label reading: 'FACETED QUAR

Late Cretaceous Period, Cenomanian-Turonian Stages, circa 100- 90 million years B.P.. A freestanding example of a large Mammites nodosoides fossil ammonite. 3 kg, 20 cm (7 7/8 in.). From Morocco, Nort

A large, orange, surf-rounded pebble of beach amber, in white card tray, See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.314-317. 35 grams, 50mm (2"). From the historic ‘Victorian Museum��