Natural History - Popcorn Quartz Crystal Specimen Group [3]

Comprising: erythrite from Mount Cobalt, Queensland, Australia, collection number 473; azurite from Nchanga Mine, Chingola, Zambia, collection number 443, with an old Gregory, Bottley & Lloyd label; a cut and polished onyx agate slice from Brazil, collection number 270; turquoise from Turquoise Mountain, Arizona, USA, collection number 487, with an old Gregory, Bottley & Lloyd label; natrolite from Ireland, collection number 496; a cut and polished agate slice from Mexico, collection number 327; quartz, collection number 312; quartz from North Transvaal, South Africa, collection number 206; quartz from Cumbria, England, collection number 19. 353 grams total, 32-67 mm



Acquired on the UK mineral and fossil market, since 1970. From the historic mineral collection of Richard Valentine Cain, London, UK, thence by descent. Seven specimens accompanied by an original historic index file card.

Otarion sp. showing the characteristic high-stalked eyes and elongated spines. 70 grams, 59 mm



From a Cambridgeshire, UK, collection.

Consisting of large, acicular crystals radiating from a central point, collection number 620; bought from Simon Harrison Minerals for £60.00 in 1986, with an old label and invoice. 207 grams, 12.5 cm



Acquired on the UK mineral and fossil market, since 1970. From the historic mineral collection of Richard Valentine Cain, London, UK, thence by descent. Accompanied by an original historic index file card.