mineraloid

noun

min·​er·​al·​oid

ˈmin(ə)rəˌlȯid

plural -s

: an amorphous substance that would otherwise have the attributes of a mineral

especially : a metamict substance derived from a mineral compare gel mineral

Word History

Etymology

International Scientific Vocabulary mineral entry 1 + -oid; probably originally formed in German

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Rhymes for mineraloid

• amygdaloid
• colloid