Franz Ernst Brückmann (27 September 169721 March 1753) was a German

mineralogist Mineralogy is a subject of geology specializing in the scientific study of the chemistry, crystal structure, and physical (including optical) properties of minerals and mineralized artifacts. Specific studies within mineralogy include the proce ...

born at Marienthal near Helmstedt. Having qualified as a physician in 1721, he practised at

Braunschweig Braunschweig () or Brunswick ( , from Low German ''Brunswiek'' , Braunschweig dialect: ''Bronswiek'') is a city in Lower Saxony, Germany, north of the Harz Mountains at the farthest navigable point of the river Oker, which connects it to the ...

and afterwards at

Wolfenbüttel Wolfenbüttel (; nds, Wulfenbüddel) is a town in Lower Saxony, Germany, the administrative capital of Wolfenbüttel District. It is best known as the location of the internationally renowned Herzog August Library and for having the largest ...

(from 1728). In 1747 he was appointed medical assessor in Braunschweig. His leisure time was given up to natural history, and especially to mineralogy and

botany Botany, also called , plant biology or phytology, is the science of plant life and a branch of biology. A botanist, plant scientist or phytologist is a scientist who specialises in this field. The term "botany" comes from the Ancient Greek w ...

. He appears to have been the first to introduce the term "oolithus" to rocks that resemble in structure the

roe Roe ( ) or hard roe is the fully ripe internal egg masses in the ovaries, or the released external egg masses, of fish and certain marine animals such as shrimp, scallop, sea urchins and squid. As a seafood, roe is used both as a cooked in ...

of a

fish Fish are aquatic, craniate, gill-bearing animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish as well as various extinct related groups. Approximately 95% of ...

; whence the terms " oolite" and "oolitic". He died at Wolfenbüttel.

Publications

* * Magnalia Dei in locis subterraneis (Brunswick, 1727). * Historia naturalis curiosa lapidis (1727). * Thesaurus subterraneus Ducatus Brunsvigii (1728).A Catalogue of the Library of the Museum of Practical Geology...
by Museum of Practical Geology (Great Britain). Library, Thomas W. Newton Bruckmann, Franz Ernst – Kurtze Beschreibung und genaue Untersuchung des fürtrefflichen Weitzen-Biers Duckstein genannt, 1723 – BEIC 8669693.jpg, ''Kurtze Beschreibung und genaue Untersuchung des fürtrefflichen Weitzen-Biers Duckstein genannt'', 1723

References

{{DEFAULTSORT:Bruckmann, Franz Ernst German mineralogists 1697 births 1753 deaths People from Helmstedt (district) People from Brunswick-Lüneburg