(1) Австралия: The gems that have been discovered and mined include diamond, опал, сапфир, лағыл, оникс, топаз, изумруд, аквамарин, Циркон, петидо, турмалин, гранат, аметст, hibiscus, Артық 20 important gemstones such as rhodolite, fluorite and nephrite are written. Олардың арасында, opal and sapphire are the most famous. Opal production accounts for 98% of the world, [...]
