1 Silbergrochen 1866 Fleisch (meat) B.C.V - what is it, please? [opgelost]

Hi, any idea what is it? Any token or necessity coin, local issue? What can be B.C.V. - some mining company (considering crossed hammers on the coin)?
Considering corrosion it looks more than zinc than silver...

Menzel 2018 #3849.3
B.C.V = Bochumer Consum Verein
Material Zn 18,8mm Catalog Value in better condition EUR 30

Please add the Token at numista

This one is #3849.5 and from same series:
https://www.ma-shops.de/rittig/item.php?id=181028013

Thanks a lot! I am going to add it there.

After validation it should be at following link:
https://en.numista.com/catalogue/exonumia313797.html

Citeer: "palci"​After validation it should be at following link:
​https://en.numista.com/catalogue/exonumia313797.html

​I asked to be referee in german exonumia section but until now I did not got any rights. One of the general referess need to validate.