Natural History - Historic 'Cornwall' Bournonite and Arsenopyrite or Sphalerite Mineral Specimen

Displaying pale sapphire-blue aquamarine crystals on a pink matrix, collection number 375; accompanied by an old James Walker label and invoice dated 1979. 390 grams, 10.4 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.

Each freestanding and with bevelled edges. 84 grams total, 60-70 mm



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

Comprising: amethyst from Brazil, collection number 360; siltstone from the Table Top Mountain, South Africa, collection number 405; granite from Middlesex, collection number 505; cassiterite from Cornwall, England, collection number 167; two samples of sand crystals from Canterbury Sand Pit, Kent, England, collection number 173; pyrite from England, collection number 82; chalcopyrite from North Transvaal, South Africa, collection number 193; calcite from North Transvaal, South Africa, collection number 314; phantom calcite from Mexico, collection number 209; calcite from North Transvaal, South Africa, collection number 316; selenite from the Sahara Desert, Libya; a quartz slice; polished malachite pebble and others. 586 grams total, 15-65 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.