Granite is a felsic or acidic rock. A vesicle is a cavity formed by expanding gas during the cooling of an extrusive igneous rock. A good example of vesicles are those found in pumice. If a vesicle is filled in by a secondary mineral it is described as an amygdale.
InformAfrica â Kisii County is a district in the Nyanza Province of southwestern Kenya, and is mostly inhabited by the Gusii tribe or Kisii people. Kisii is the capital town of Kisii county. As of 2010, Kisii county has 7 constituencies which are: Bobasi, Bonchari, Bomachoge, Kitutu Chache, Nyaribari Chache, Nyaribari Masaba, and South Mugirango.
Nairobi in Culture. Nairobi [(neye-roh-bee)] Capital of Kenya and largest city in the country, located in southern Kenya. Note: It was the capital of British East Africa â Kenya, Uganda, Tanganyika, and Zanzibar (see Tanzania) â from 1905 until the colonies became independent in the early 1960s. Note: Nairobi is a center for tourist safaris.