pitchstone

English

Etymology

pitch +‎ stone

Noun

pitchstone (usually uncountable, plural pitchstones)

1. (geology) a natural glass, rich in microscopic crystallites, formed by the rapid cooling of lava or magma

Translations

natural glass

• Chinese:

  Mandarin: 松脂岩 (sōngzhīyán)

• Finnish: laavalasi
• Japanese: 松脂岩 (しょうしがん, shōshigan)
• Polish: smołowiec m
• Russian: смоляной камень (smoljanoj kamenʹ)
• Swedish: pechsten c, becksten c

See also

• pitchstone on Wikipedia.Wikipedia

Anagrams

• postethnic