Word: oldhamite
Part of speech: Noun
Syllables: ol
dha
mite
Definition: The mineral form of calcium sulphide.
Morphemes:
Affix: Oldham
Language: en
PoS: Proper noun
Meaning: Proper noun~ A  surname​.
Affix: -ite
Language: en
PoS: Suffix
Meaning: Used to form nouns denoting rocks or minerals.