Deposits in Russia and the world Approximately 550 oil shale deposits have been discovered around the globe.
Gold is a noble precious metal. He is the cause of wars and battles, they fought for him
/ List of stones / Properties of Blue Tourmaline 0 3724 Article rating Blue tourmaline -
Home / Electrical installation Silvin (named after the chemist Francis Silvius) is a mineral from the class
Stones suitable for the Aquarius zodiac sign are a number of jewelry varieties of minerals, precious and semi-precious
375 gold is a special alloy. Some consider it low quality gold. Nose
Diamond is truly a very unusual stone. In addition to their unique physical and chemical properties, diamonds
For a long time, since the times of Ancient Egypt, the ring had some sacred meaning and was considered mandatory
Drop silver, also known as radiant pyrite, had different names in different periods of time. This
Since ancient times, humanity has been using precious metals to create accessories and luxury decorative items.
