Aquamarine (Be. Aquamarine is typically associated with quartz, feldspars and muscovite, and often occurs with other pegmatite accessory minerals such as biotite, garnet, phenakite and topaz. Because of aquamarine's relatively high hardness and specific gravity, it is sometimes found in eluvial and aluvial deposits.
A revolution in France that overthrew the monarchy and is often cited as the end of the Enlightenment. The French Revolution began in 1789 when King Louis XVI convened the legislature in an attempt to solve Franceâs monumental financial woes. Instead, the massive middle class revolted and set up its own government.
Alexis de Tocqueville described the French Revolution as the inevitable result of the radical opposition created in the 18th century between the monarchy and the men of letters of the Enlightenment. These men of letters constituted a sort of substitute aristocracy that was both all-powerful and without real power.he leaders of the Enlightenment included Freemasons such as Diderot, Montesquieu, Voltaire, Pope, Horace Walpole, Sir Robert Walpole, Mozart, Goethe, Frederick the Great, Benjamin Franklin, and George Washington.