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 most dominant of the indigenous languages are Kikuyu, Dholuo and Luhya. Kikuyu is the language of the Kikuyu people, Kenya's largest ethnic group. It is closely related to the Embu, Mbeere, and Meru languages spoken by neighboring communities in the Mount Kenya region.The Kikuyu language is widely spoken in Kenyan towns, even by members of other ethnic groups.he Luhya language is not a single language but rather, it is a collection of mutually understood dialects spoken by the Luhya people of Western Kenya. The Luhya are the second largest ethnic group following the Kikuyu. The two biggest Luhya sub-tribes are the Maragoli and the Bukusu.