Muscovite–Volga Bulgars war (1376) and hid behind the walls. Hasan Khan ordered a 5,000 ruble payment (2,000 to soldiers and 3,000 to princes and magistrates) to end the attack. Muscovite–Volga Bulgars war (1376) The Muscovite-Volga Bulgars War of 1376 was organized by Russian Prince Dmitry Donskoy of Moscow, and Dmitry Konstantinovich of Vladimir-Suzdal. The Moscow-Nizhny Novgorod combined army was led by Moscow Governor Dmitry Mikhailovich Bobrok Volynskyy, and sons Dmitry Suzdal Vasily and Ivan. Volga Bulgaria, which was at the time an of the Golden Horde (who had converted to Islam in 1313), was ruled by emir Hassan Khan (in Russian chronicles - Assan)
Muscovite muscovite comes from "Muscovy-glass", a name given to the mineral in Elizabethan England due to its use in medieval Russia as a cheaper alternative to glass in windows. This usage became widely known in England during the sixteenth century with its first mention appearing in letters by George Turberville, the secretary of England's ambassador to the Russian tsar Ivan the Terrible, in 1568. Muscovite Muscovite (also known as common mica, isinglass, or potash mica) is a hydrated phyllosilicate mineral of aluminium and potassium with formula KAl(AlSiO)(FOH), or (KF)(AlO)(SiO)(HO). It has a highly perfect basal cleavage yielding remarkably thin laminae (sheets)