SIERRA LEONE
 Republic of Sierra Leone

 # Population: 6,294,774 (July 2008 est.)

 # Language: English (official); regular 
   use limited to literate minority; 
   principal languages are Mende in south 
   and Temne in north; Krio is language 
   of resettled ex-slave population of 
   Freetown area and is lingua franca.

 # Natural Resources: diamonds, titanium 
   ore, bauxite, iron ore, gold. 
 
 Source : The New York Times 2009 ALMANAC.

 地質図と顕微鏡写真は，ここでは，示されていない。