Opallarni tana rangi nuqtai nazaridan to'rtta toifaga bo'lish mumkin: oq opallar, Qora tanlilar, Yong'in ofislari va shisha opallar. 1. White opal The body color of white opal is milky white, va boshqa ranglar bo'lishi mumkin, masalan, pushti va och sariq, Ammo umuman olganda u oqadi, changing the [...]
