みず亜鉛 あえん銅鉱 どうこうじゃありませんでした
mizu aendōkōjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 水亜鉛銅鉱

1. It was not a water-zinc-copper ore.; It wasn't a hydrated zinc-copper mineral.

Past/Perfective
Negative
Polite
Terminal Form
Mineralogy