みず亜鉛 あえん銅鉱 どうこうじゃなかったです
mizu aendōkōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 水亜鉛銅鉱

1. It wasn't chalcopyrite.

Past/Perfective
Negative
Polite
Casual Register
Mineralogy