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.
The capital and largest city is Nairobi. Nairobi is the capital city of Kenya. This city is known for its good educational institutions and their diversified degree programs. Some of them are University of Nairobi, Kenyatta University, Daystar University and African Nazarene University. View all Course Studies in Nairobi in Kenya 2017.