Minerals can be described by various physical properties which relate to their chemical structure and composition. Common distinguishing characteristics include crystal structure and habit, hardness, lustre, diaphaneity, colour, streak, tenacity, cleavage, fracture, parting, and specific gravity. More specific tests for minerals include magnetism, taste or smell, radioactivity and reaction to acid.
The revolutions of 1848â49 in the German states, the opening phase of which was also called the March Revolution (German: Maerzrevolution), mÃ¤rzrevolution were initially part of The revolutions of 1848 that broke out in Many european. countrieshe revolutions spread across Europe; they erupted in Austria and Germany, beginning with the large demonstrations on March 13, 1848, in Vienna. This resulted in the resignation of Prince von Metternich as chief minister to Emperor Ferdinand I of Austria, and his going into exile in Britain.
GDR historians explained the defeat of the revolution by the disintegration of the union between the proletariat and the bourgeoisie in Germany which occurred from the summer of 1848 to the fall of 1849.DR historians cogently explained the initial success of the revolution of 1848 by showing how various factors produced an alliance between the bourgeoisie and workers. Long term developments, caused by the impact of capitalism, had created a revolutionary situation in Germany by 1847.