Главнейшие породообразующие

Bok av &1042.&1053. ??????????
This book, "Glavnejshie porodoobrazuyuschie mineraly", by Lodochnikov V.N., is a replication of a book originally published before 1933. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible.