	*Jackson, J. R. (1849) Minerals and Their Uses* - In A Series of Letters to a Lady. John W. Parker, London.**	Book
	its of for- An- Cinerary 28 V. general—Rock-Crystal—Bristol Amethyst—Rose Quartz, Glass Fluor-spar—...with Rock-Crystal, R. Hornblende, with Green Crystal Chlorite—R. with Crystal Crystal—R. Crystal...Crystal or Rubasse—R. Iron—R. Crystal with with Oxide of Manganese Pyrites—Opaque Quartz with...Sandstone true Oxide Venus’ Quartz — with Crystal Gold made—Arenaceous Sandstone Crystallized...Crystallized Mihiel—Weeping Statues Hair- Crystal, Arrows—R. Milk-white —R. of with Brilliant Cupid’s
	*(1911) Encyclopædia Britannica* (11th ed.) Vol. 22 - Poll to Reeves. The Encyclopedia Britannica Company, Ltd, Cambridge.**	Book (volume)
	Domenico Polo is found in the great council of the republic (1094). But the ascertained line of the traveller...great desert of Gobi was crossed to Tangut, as the region at the extreme north-west of China, both within...Gamier, Richthofen, Gill, Baber and others. In this region there existed and still exists in the deep valleys...whilst he carries us also to the remotely opposite region of Siberia and the Arctic shores, to speak of dog-sledges...Kingdom, English-speaking colonies, the Argentine Republic, California, and throughout Europe. America and

Rock Crystal from Starost, Žulová, Jeseník District, Olomouc Region, Czech Republic