Hello, you have come here looking for the meaning of the word
petrosilex. In DICTIOUS you will not only get to know all the dictionary meanings for the word
petrosilex, but we will also tell you about its etymology, its characteristics and you will know how to say
petrosilex in singular and plural. Everything you need to know about the word
petrosilex you have here. The definition of the word
petrosilex will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of
petrosilex, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Etymology
From petro- + silex.
Noun
petrosilex (plural petrosilexes)
- (mineralogy) felsite
1871, Thomas Egleston, Catalogue of Minerals, with Their Formulae and Crystalline Systems:Petrosilex has given rise to different .
1884, Harvard University. Museum of Comparative Zoology, Bulletin: Geological series - Volume 1, page 399:The name simple petrosilex seems to have been confined to the more apparenttly homogeneous felsites, while the term porphyritic petrosilex was given to those rocks supposed to have a base of simple petrosilex or of felsparoid which held enclosed porphyritic crystals.
1896, Arthur Winslow, Charles Doolittle Walcott, Florence Bascom, Contributions to the Cretaceous Paleontology of the Pacific:A brief history of the word felsite and its synonyms in different countries (petrosilex, eurite, and ha:lleflinta) will serve to illustrate the unfitness of it and these allied terms for exact petrographical usage.
- (mineralogy) A fine-grained, silica-rich rock composed of quartz and sometimes other minerals, similar to the chemical structure of hornstone but having a different texture.
Anagrams