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trachydolerite. In DICTIOUS you will not only get to know all the dictionary meanings for the word
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English
Noun
trachydolerite (countable and uncountable, plural trachydolerites)
- A type of volcanic rock with characteristics of both trachyte and dolerite.
1863, “Geology”, in Adam and Charles Black, editors, Encyclopaedia Britannica, 8th edition, volume XV, page 133:Instead of separating these blending rocks, then, and distinguishing them by different names, it is better to follow the example of Abich, and unite them under one term, such as that proposed by him of—14. Trachy-dolerite.
1906, Waldemar Lindgren, Frederick Leslie Ransome, Geology and Gold Deposits of the Cripple Creek District, Colorado, page 3:A trachydolerite composed of plagioclase, orthoclase, analcite, augite, and biotite is the least abundant of the rocks occurring in irregular obtrusive masses.
2014, V.V. Ryabov, A. Shevko, M.P. Gora, Trap Magmatism and Ore Formation in the Siberian Noril'sk Region, volume 1, page 96:The differentiation extent of a melt changes along strike, and the types of sequences described above are observed in different sill intersections. Since data on layered trachydolerite sills on the northwest of the Siberian Platform are not available in the geologic literature, consideration of the petrology of this intrusion type is of interest.