Chrome Diopside 10mmDeep to bright green colors colors through this gemstone. This precious gemstone gets its color from the mineral chromium. Chrome Diopside is only mined outside the eastern Siberia town of Yakutsk; this gemstone is sometimes referred to as the Russian emerald due to its similarity to emerald. Miners can only reach this beautiful deep green gemstone when temperatures are warm which is a very small window in frigid Siberia! Since Chrome Diopside can