Rudolf Hoernes (7 October 1850 – 20 August 1912) was an Austrian geologist, born in Vienna, son of Moritz Hoernes. He studied under Eduard Suess and became a Professor of geology in Graz. He was known for his earthquake studies in 1878 and proposed a classification of earthquakes into subsidence earthquakes, volcanic earthquakes and tectonic earthquakes. In 1893, he published a detailed textbook on earthquake theory (Erdbebenkunde) from a geological point of view.
Rudolf Hoernes | |
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| Born | 7 October 1850 |
| Died | 20 August 1912 (aged 61) |
| Nationality | Austrian |
| Scientific career | |
| Fields | Geology |