| ... Erst knapp 50 Jahre später liegen wieder Nachrichten vor, und zwar Abrechnungen aus den Jahren 1782 bis 1791. Die damaligen Pächter waren die Krettnicher Einwohner Nicolaus Wiesen, Matthias Finkler und Johann Bathis, Ersterer hatte in den 10 Jahren 346 Rtl., der zweite 95 Rtl. und der letzte 146 ... more... Erst knapp 50 Jahre später liegen wieder Nachrichten vor, und zwar Abrechnungen aus den Jahren 1782 bis 1791. Die damaligen Pächter waren die Krettnicher Einwohner Nicolaus Wiesen, Matthias Finkler und Johann Bathis, Ersterer hatte in den 10 Jahren 346 Rtl., der zweite 95 Rtl. und der letzte 146 Rtl. eingenommen. Hauptabnehmer waren Johannes Scherer in Scheuern, Pastor Anhäuser in Lockweiler, sowie Johannes Bördeler (Birtel) in Krettnich, die offenbar das abgenommene Erz auf eigene Rechnung weitervertrieben. Als Bergmann war damals Paul Jungblut ... Ein Bericht von Berthold Stein |
| The metal extraction by ore leaching (mostly copper) was about 1,000 years BC. known in the Mediterranean, but there are also barely no written records. The in the Middle Ages and in the following Renaissance well-known different procedures were first described in detail by Georg Agricola 1556 in hi ... moreThe metal extraction by ore leaching (mostly copper) was about 1,000 years BC. known in the Mediterranean, but there are also barely no written records. The in the Middle Ages and in the following Renaissance well-known different procedures were first described in detail by Georg Agricola 1556 in his book "De Re Metallica Libri XII". A contribution by Peter Seroka |
| People have always been fascinated by precious stones because of their lustre. But not only polished gems shine. Each raw mineral has, such as mica flakes in the river sand show, its very special characteristic luster. Gloss isn't simply measurable. It is usually described by comparison with objects ... morePeople have always been fascinated by precious stones because of their lustre. But not only polished gems shine. Each raw mineral has, such as mica flakes in the river sand show, its very special characteristic luster. Gloss isn't simply measurable. It is usually described by comparison with objects of everyday life ... (in german) |
| Sulfur is known since ancient times. In the first Book of Moses (Genesis), part of the Pentateuch (Five Books of Moses completed, about 440 BC.), There is the story of Sodom and Gomorrah, which the Lord destroyed because of the vicious life of its inhabitants by fire and sulfur. This event will be a ... moreSulfur is known since ancient times. In the first Book of Moses (Genesis), part of the Pentateuch (Five Books of Moses completed, about 440 BC.), There is the story of Sodom and Gomorrah, which the Lord destroyed because of the vicious life of its inhabitants by fire and sulfur. This event will be about 4,500 years have taken place before our era. |