[ 92 ] 



and common Cryftal : The Ladies are 

 well acquainted with it, having 'of late 

 been much worn by them in a Variety of 

 Ornaments, as Bracelets, Caps, Egrettes, 

 (J^c. It is brought from the Eqft Indies^ 

 where mofb of the fineft of our Gems are 

 produced, yet often found in Italy^ llun- 

 ga-ry^ and Bohemia. 



Amethyfi is always of a purple Colour, 

 but of many Shades, having fometimes a 

 bluer, at others a redder Caft, and reach- 

 ing from very near a Rofe Colour to a 

 Violet, according as it has been influen- 

 ced by Gold, or Iron and Tin Ores. It 

 is found in the Eaft and Weft Indies and 

 in feveral Parts of Europe, Thofe of the 

 Pebble Kind are moft valuable, by being 

 hardeft, and having, when polifhed, the 

 fineft Luftre ; but it is moft frequently 

 met with in the angular Figure of Cryf- 

 tal. In the fineft Specimens, it is of 

 equal Value and Hardnefs with the Ru- 

 by ; but this is not common. When 

 deprived of its Colour by Fire, it wants 



nothing 



