• Località: Malkhan, Russia
• Weight (including base): 55,6g
• Crystal Dimensioni: 6,6 x 2 x 1,5 cm
• DESCRIZIONE DETTAGLIATA

Rubellite da Russia – a collector’s Tormalina with a historical origin Rubellite da Russia is among the less commonly available but mineralogically very interesting varieties of Tormalina. Unlike more well-known localities such as Madagascar or Brasile, Russian rubellite has more of a collector’s significance than a commercial one. Locality The most significant occurrences of rubellite in Russia are found in the Ural Mountains, especially around Murzinka and the Malyshevsky deposit. These localities are known for complex pegmatites, in which, besides tourmalines, minerals such as beryl, topaz, and Altro rare species can also be found. Formation Rubellite forms here in granitic LCT pegmatites, rocks that develop during the late stages of magma crystallization. These pegmatites are rich in elements such as lithium, boron, and aluminum. The characteristic red color is primarily caused by the presence of manganese, whose amount influences the intensity of the coloration. Appearance and properties Rubellites da Russia are characterized mainly by deeper and darker shades of red, often with a purplish tone. Compared to Altro localities, they are more frequently included and less transparent, making them less suitable for cutting but more interesting for collectors. Well-formed crystals and occasional zonal coloration are also typical. Collector’s significance Russian rubellite is valued primarily as a collector’s mineral. Older finds da the Ural Mountains have historical importance, and high-quality specimens are less available on the market today. Thanks to its origin, appearance, and limited availability, it represents an interesting addition to mineral collections.