Word: kieserite
Part of speech: Noun
Syllables: kie
ser
ite
Definition: An evaporite, consisting of hydrated magnesium sulphate
Morphemes:
Affix: Kieser
Language: en
PoS: Proper noun
Meaning: Proper noun~ A  surname, from German​.
Affix: -ite
Language: en
PoS: Suffix
Meaning: Used to form nouns denoting rocks or minerals.