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2 results for “Sylvite”
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Britannica 11th
Encyclopaedia Britannica · 11th edition
Sylvite
Britannica 11thSYLVITE, a mineral consisting of potassium chloride (KC1), first observed in 1823, as an encrustation on Vesuvian lava. Well-formed crystals were subsequently found in the salt deposits of Stassfurt in Prussia and Kalusz in Austrian Galicia. It crystallizes in ...
Sylt
Britannica 11thSYLT (probably from the O. Fris. Silendi, i.e. sealand), the largest German island in the North Sea, being about 38 sq. m. in area and nearly 23 m. long. It is, however, very narrow, being generally about half a mile in width, except in the middle, where it se