Heritiera utilis = Tarrietia utilis
Known also as nyankom (Ghana), ogoue (Gabon), yami (Sierra Leone), whismore (Liberia), anguekong and kwaeduma.
Where it grows
Niangon grows in the West African coastal forests from Sierra Leone through Liberia and the Ivory Coast to Ghana. A closely allied species occurs in Gaboon and it is shipped under the same name.
|Sapwood||white to grevish white|
|Heartwood||pink brown to red brown, darkening on exposure|
|Height||60 ft with diameter of about 2'-3'|
|Green weight kg/m³||900-1000|
|Specific gravity at 12 % M.C. (kg/m³)||700 medium|
|Volumetric swelling for 1% M.C. variation V%||0,44 medium|
|Crushing strength (N/mm²) C12||55|
|Static bending strength (N/mm²) F12||118|
|Modulus of Elasticity (N/mm²) E12||9900|
Exterior joinery, window frames, doors, drawer sides, boat construction, vehicle bodies, furniture, veneer and plywood.
Medium strength, moderate durability and resistant to preservative treatment. An alternate to menkular for some end-uses. Ogoue from Gabon is heavier.