Ludovic Mrazec (July 17, 1867 in

Craiova Craiova (, also , ) is the largest city in southwestern Romania, List of Romanian cities, the seventh largest city in the country and the capital of Dolj County, situated near the east bank of the river Jiu River, Jiu in central Oltenia. It i ...

– June 9, 1944 in

Bucharest Bucharest ( , ; ) is the capital and largest city of Romania. The metropolis stands on the River Dâmbovița (river), Dâmbovița in south-eastern Romania. Its population is officially estimated at 1.76 million residents within a greater Buc ...

) was a

Romania Romania is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern and Southeast Europe. It borders Ukraine to the north and east, Hungary to the west, Serbia to the southwest, Bulgaria to the south, Moldova to ...

geologist A geologist is a scientist who studies the structure, composition, and History of Earth, history of Earth. Geologists incorporate techniques from physics, chemistry, biology, mathematics, and geography to perform research in the Field research, ...

and

member of the Romanian Academy This is a list of members of the Romanian Academy. References * Academia RomânăMembrii Academiei Române din 1866 până în prezent External links {{commons category-inline, Members of the Romanian Academy Members of the Romanian Academy A ...

. He introduced the term

diapir A diapir (; , ) is a type of intrusion in which a more mobile and ductilely deformable material is forced into brittle overlying rocks. Depending on the tectonic environment, diapirs can range from idealized mushroom-shaped Rayleigh–Taylor ...

that denotes a type of

intrusion In geology, an igneous intrusion (or intrusive body or simply intrusion) is a body of intrusive igneous rock that forms by crystallization of magma slowly cooling below the surface of the Earth. Intrusions have a wide variety of forms and com ...

in which a more mobile and ductilely deformable material is forced into brittle overlying rocks. The phenomenon of "diapirism" allows

rock salt Halite ( ), commonly known as rock salt, is a type of salt, the mineral (natural) form of sodium chloride ( Na Cl). Halite forms isometric crystals. The mineral is typically colorless or white, but may also be light blue, dark blue, purple, pi ...

to provide an effective trap for hydrocarbon deposits. In this way, Ludovic Mrazec explained the distribution of hydrocarbon accumulations in the

Neogene The Neogene ( ,) is a geologic period and system that spans 20.45 million years from the end of the Paleogene Period million years ago ( Mya) to the beginning of the present Quaternary Period million years ago. It is the second period of th ...

Carpathian The Carpathian Mountains or Carpathians () are a range of mountains forming an arc across Central Europe and Southeast Europe. Roughly long, it is the third-longest European mountain range after the Urals at and the Scandinavian Mountains at ...

. Diapirism is commonly used as a basic concept in geological survey as well as in

Planetary science Planetary science (or more rarely, planetology) is the scientific study of planets (including Earth), celestial bodies (such as moons, asteroids, comets) and planetary systems (in particular those of the Solar System) and the processes of ...

.F. Nimmo, R. T. Pappalardo (2006), "Diapir-induced reorientation of Saturn's moon Enceladus" Nature 441, 614-616.

References

{{DEFAULTSORT:Mrazek, Ludovic 1867 births 1944 deaths People from Craiova Romanian people of Czech descent Romanian geologists Presidents of the Romanian Academy Ministers of industry and commerce of Romania People from the United Principalities of Moldavia and Wallachia