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.
Virginia more responsive to the colonists. In July 1619, England created a legislative body to be. selected by the colonists called the House of Burgesses, similar to the British Parliament, that. would meet once annually at Jamestown a meeting of the House of Burgesses was held in. Jamestown, the first such assembly of a self-representative type of government rule in the. Americas.