Articles written by Farlang Team

PART IV. Of the Origin and Formation of Metalls and Minerals. What I can advance, with com∣petent Certainty, about the Fluids of the Globe: the Sea, Springs, Rivers, and Rain,

1. Diamant (S. 33, Abb. 1, 2 und 3) Der Diamant nimmt unter den Edelsteinen eine ganz überragende Sonderstellung ein. Er ist der einzige, der nur aus einem Grundstoff besteht,

FALSE PRECIOUS STONES OF THE ARTIFICIAL KIND There existed in tine middle ages, and probably had existed among the ancients also, a substance called at first amasa, then encansta, and

CHAPTER I: PREHISTORIC AND ANCIENT CARVED IVORIES THE employment of ivory in the production of ornamental objects dates back to the very earliest times. In the cave dwellings of Le