Mineralogy -- Early works to 1800
The pleaſure and inſtruction I received myſelf from this excellent little work of Profeſſor Bergman, inſpired me with a wiſh to make it more generally known to others. A ſyſtem like this, founded upon the constituent principles of things, may be improved, but never can be expl...
The pleaſure and inſtruction I received myſelf from this excellent little work of Profeſſor Bergman, inſpired me with a wiſh to make it more generally known to others. A ſyſtem...
2. Part 2ALKALI _minerale ſalitum_ (common ſalt) plentiful every where as well in the earth, where it forms ſtrata more or leſs thick (ſal gem), as alſo diſſolved in ſprings and lakes, a...
3. Part 3All the ſpecies, except the firſt, are more or leſs contaminated by iron, but they do not owe all their colour to this ſubſtance. The green colours altogether vaniſh during igni...
4. Part 4Originating from the decompoſition of Galena. It is rarely met with. It was firſt obſerved by Mr. MONNET. It does not efferveſce with acids. It may be reduced by the blowpipe up...
5. Part 5I am far from thinking the knowledge of petrefactions is barren and uſeleſs. We may, and ought, to conſider them as medals depoſited by the hand of nature, in memory of the more...