Comprising two rectangular matrices, each with a Carpopenaeus sp. specimen. 209 grams total, 71-99 mm



From Lebanon. From a Lincolnshire, UK, collection.

Comprising variously shaped dark-coloured polished pebbles. 505 grams total, 6-11 mm



Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.

Composed of alternating grooved cylindrical and oval beads, interspersed with small cylindrical beads; restrung. 29 grams, 43 cm



Ex London art market. Property of a North London, UK, gentleman.

Each with one cut face, polished to display attractive colouring and banding. 2.1 kg total, 11.5-15 cm



From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.

Comprising: four boxed quartz specimens from Minais Gerais, Brazil; a group of amethyst chippings; a group of polished tourmaline chips; and a group of mixed red to brown mineral specimens. 733 grams total, 5-67 mm



From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).

Comprising: Equus ferus CV5 vertebra, inked collection number '73'; Cervus elaphans V2 vertebra, inked collection number '74'; Coelodonta antigua woolly rhino vertebra, inked collection number '75'. 495 grams total, 9.3-12.4 cm



From Barton, Northamptonshire, UK. Acquired from Milton Keynes Geological Society in 1999. From the private collection of Kenneth Machin (1936-2020), Buckinghamshire, UK; with collection no.VM73,74 & 75; his collection of antiquities and natural history was formed since 1948; thence by descent.

Comprising irregular chunks of dark purple amethyst. 1.6 kg total, 22-41 mm



From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.

A rectangular box carved from fossiliferous stone, the lid set with a large Goniatite sp. specimen. 696 grams, 12.8 cm



From Atlas Mountains, Morocco, North Africa. From a Cambridgeshire, UK, collection.

A large Goniatite specimen set on a textured matrix. 556 grams, 15.8 cm



From Atlas Mountains, Morocco, North Africa. From a Cambridgeshire, UK, collection.

Comprising three freestanding geode sections, each dyed to enhance the internal structure. 1.7 kg total, 10.9-11.6 cm



From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.

A circular composite plate composed of overlapping Cleoniceras sp. ammonites. 947 grams, 25.5 cm



From Madagascar. From a Lincolnshire, UK, collection.

An oval bowl carved from fossiliferous stone, set with a larger Goniatite sp. specimen. 502 grams, 17.6 cm



From Atlas Mountains, Morocco, North Africa. From a Cambridgeshire, UK, collection.