Look up tour de force in Wiktionary, the free dictionary. Tour de Force may refer to: 1  French phrase, meaning, a feat or display of strength, skill, or ingenuity, such as the funny movie is a comic tour de force.  Tour De Force (tour), 1986 Elton John Concert Tour.
Granite is an igneous rock composed of mostly two minerals: quartz and feldspar. It is an intrusive rock, meaning that it crystallized from magma that cooled far below the earth's surface.
granite is an igneous rock and they are formed when molten rock (magma) solidifies. this rock has large crystals because it cooled slowly under the surface of the earth.onfidence votes 68.3K. Rockhound. Granite is composed mainly of the minerals quartz, different types of feldspars, micas, and hornblende, along with varying amounts of the elements aluminum, calcium, iron, magnesium, manganese, oxygen, and titanium.