水鉛 すいえん鉛鉱 えんこうじゃなかったです
suien'enkōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 水鉛鉛鉱

1. It wasn't lead ore.; It wasn't lead.

Past/Perfective
Negative
Polite
Casual Register
Geology