As nouns the difference between feldspar and maskelynite
is that feldspar is (mineral) any of a large group of rock-forming minerals that, together, make up about 60% of the earth's outer crust the feldspars are all aluminum silicates of the alkali metals sodium, potassium, calcium and barium feldspars are the principal constituents of igneous and plutonic rocks while maskelynite is (mineralogy) a glassy phase found in some meteorites and impact craters, typically similar in composition to plagioclase feldspar.
feldspar
English
Alternative forms
* felspar
Noun
(
en noun)
(mineral) Any of a large group of rock-forming minerals that, together, make up about 60% of the earth's outer crust. The feldspars are all aluminum silicates of the alkali metals sodium, potassium, calcium and barium. Feldspars are the principal constituents of igneous and plutonic rocks.
Related terms
* feldspathic
* feldspathoid
Derived terms
* feldsparlike
See also
* albite
* bytownite
* andesine
* anorthite
* granite
* labradorite
* microcline
* mineral
* oligoclase
* orthoclase
* rock
maskelynite
English
Noun
(
wikipedia maskelynite)
(mineralogy) A glassy phase found in some meteorites and impact craters, typically similar in composition to plagioclase feldspar.