different between melaphyre vs rhyolite

melaphyre

English

Etymology

French, from Ancient Greek, meaning "black porphyry".

Noun

melaphyre (countable and uncountable, plural melaphyres)

  1. (obsolete) Various dark-coloured volcanic igneous rocks rich in augite, similar to and in some definitions including basalt, principally of Paleozoic age

Translations

  • Italian: melafiro m

melaphyre From the web:

  • what is melaphyre used for
  • what is melaphyre rock used for


rhyolite

English

Etymology

Coined by Ferdinand von Richthofen as German Rhyolith, from Ancient Greek ??? (rhé?, flow) + ????? (líthos, stone) (modified to +? -lite).

Noun

rhyolite (countable and uncountable, plural rhyolites)

  1. (geology) An igneous, volcanic (extrusive) rock, of felsic composition, with aphanitic to porphyritic texture.
    Synonyms: liparite, quartz-trachyte

Derived terms

  • rhyolitic

Translations

rhyolite From the web:

  • what rhyolite meaning
  • rhyolite what is it used for
  • rhyolite what does it mean
  • what does rhyolite look like
  • what is rhyolite made of
  • what is rhyolite rock
  • what is rhyolite cooling rate
  • what is rhyolite texture
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