石灰 せっかい ぼう硝ではありませんでした
sekkaibōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 石灰芒硝

1. Was not calcium magnesium sulfate.; Was not wheelerite.

Past/Perfective
Negative
Polite
Formal Register
Geology