ぎょくせきこんこう
mixed bag; mixture of good and bad; jumble of wheat and chaff; mixture of precious gems and common rocks
Also written 玉石混淆
Noun
ボスには玉石混交ぎょくせきこんこうのグループとは言いわれたけれど、俺おれは玉ぎょくかな、それとも石いしなのかな。
The boss said this group is a real mixed bag. I wonder if he places me with the wheat or the chaff.