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124- FLINT GENUS. ftill Teldomer in mica flate and clay flate. It occur 5 alfo in Tingle beds, and veins of the oldeft formation! particularly tin veins. Geographic Situation. It is found in many places of Saxony, Bohemia, B a ' varia, Switzerland, Spain, Hungary, Scotland, &c- Obfervations. 1. It has been confounded with bafaltic hornblende melanite, actynolite, tremolite, beryll, &c. 2. It was firft found near the village of Schorl^’ in Saxony, whence it s name. ^ 3. It differs from tourmaline in colour, degte e 0 luftre, fracture, tranfparency, and diftindt concretio^’ alfo in its geognoftic Tituation, for tourmaline occ alraoft always imbedded and in Tingle cryftals; the contrary, fchorl is ufually aggregated, and occ^ 5 in beds.