The world’s only find of gem-quality londonite – an extremely rare stone that is transparent and has a yellow to nearly white color.
The world’s only csarite mine. This variety of diaspore changes color: in daylight, it is yellowish green, and in incandescent light – reddish pink.
The only significant find of ametrine in world. Ametrine an unusual variety of quartz in pink and yellow colors.
The richest find of gem-quality grandidierite in the world – some 60 grams have been found. This find was discovered in May 2014.
The only find of gem quality ominelite in the world.
The only location in the world that has provided a significant amount of gem-quality red beryls.
The only find of benitoite of gem quality.
World’s only find of tanzanite – unusual, deep blue gemstone.
The only find of beautiful, pink mineral – charoite. In this locality are found numerous other very rare and unique minerals.
The only commercial find of blue garnets in the world, a pyrope-spessartine with vanadium content. Some of these stones have a color change effect – from blue in daylight to red in artificial light.