JOHANN GOTTLOB See also:

• JOHANN GOTTLOB LEHMANN (?-1767)
• LEHMANN, PETER MARTIN ORLA (1810-187o)

LEHMANN (?-1767)  , See also:

• GERMAN
• GERMAN, DUTCH AND SCANDINAVIAN

German mineralogist and geologist, was educated at See also:

• BERLIN
• BERLIN, CONGRESS AND TREATY OF
• BERLIN, ISAIAH (1725–1799)

Berlin where he took his degree of See also:

• DOCTOR (Lat. for " teacher ")

doctor of See also:

• MEDICINE

medicine . He became a teacher of See also:

• MINERALOGY

mineralogy and See also:

• MINING

mining in that See also:

• CITY (through Fr. cite, from Lat. civitas)

city, and was afterwards (1761) appointed See also:

• PROFESSOR (the Latin noun formed from the verb profiteri, to declare publicly, to acknowledge, profess)

professor of See also:

• CHEMISTRY
• CHEMISTRY (formerly "chymistry"; Gr. xvµela; for derivation see ALCHEMY)

chemistry and director of the imperial museum at St See also:

• PETERSBURG

Petersburg . While distinguished for his chemical and mineralogical researches, he may also be regarded as one of the pioneers in See also:

• GEOLOGICAL

geological investigation . Although he accepted the view of a universal See also:

• DELUGE, THE (through the Fr. from Lat. diluvium, flood, diluere, to wash away)

deluge, he gave in 1756 careful descriptions of the rocks and stratified formations in See also:

• PRUSSIA
• PRUSSIA (Ger. Preussen; Lat. Borussia)

Prussia, and introduced the now See also:

• FAMILIAR (through the Fr. familier, from Lat. familiaris, of or belonging to the familia, family)

familiar terms Zechstein and See also:

• ROTHES, EARLS OF

Rothes Todtliegendes (Rothliegende) for subdivisions of the strata since grouped as See also:

• PERMIAN

Permian . His See also:

• CHIEF (from Fr. chef, head, Lat. caput)

chief observations were published in Versuch einer Geschichte von Flotz-Geburgen, betre$end deren Entstehung, Lage, darinne befindliche Metallen, Mineralien and Fossilien (1756) . He died at St Petersburg on the 22nd of See also:

• JANUARY

January 1767 .