At the light-colored extreme are rocks made up mainly of quartz and the feldspars, with about 70% silica. Such rocks are called granitic rock. Rocks which contain large amounts of the ferromagnesian dark matter and about 50% silica are said to have basaltic composition.
It became the House of Burgesses â the first legislative assembly in the American colonies. The first assembly met on July 30, 1619, in the church at Jamestown. Present were Governor Yeardley, Council, and 22 burgesses representing 11 plantations (or settlements) Burgesses were elected representatives.
Although the first session was cut short because of an outbreak of malaria, the House of Burgesses soon became a symbol of representative government. The 22 members of the House of Burgesses were elected by the colony as a whole, or actually men over 17 who also owned land. Royally appointed councillors (of which there were usually six) and governor rounded out the legislature.