Amethyst under polarized light Product:Greetings card usually for civil prisoners such

usually for civil prisoners such as debtors

Grey Coat Hospital

'Founded on the legend of Banbury Cross

and the new nomenclature of DUMAS

A swarm of English bees hiving in the Imperial carriage

Amethyst under polarized light Product:Greetings card usually for civil prisoners suchSixteen figures showing specimens of amethysts viewed under polarized light and exhibiting veined structures. Brewster notes in his text: 'The observations are the result of an immense variety of experiments, which accidental circumstances put it in my power to make upon this interesting mineral. Having access to whole bagfuls of amethystine pyramids from the Brazils, in the possession of Mr Alexander, lapidary in Edinburgh, I have examined some