Meaning of mineraloid in English:

mineraloid

Pronunciation /ˈmɪn(ə)rəlɔɪd/ /ˈmɪn(ə)r(ə)lɔɪd/

noun

Mineralogy
  • A naturally occurring substance which differs from a true mineral in some respect, especially in having an amorphous rather than a crystalline structure.

Origin

Early 20th century. From German Mineraloid from Mineral + -oid.