Noun
One of the earths, consisting of two parts of aluminium and three of oxygen, Al2O3.
Source: Webster's dictionaryBoth Global Alumina and Alcoa-Alcan have signed conventions with the Government of Guinea to build large alumina refineries with a combined capacity of about 4 million tonnes per year. Source: Internet
Conversion of high alumina cement Resistant to weak acids and especially sulfates, this cement cures quickly and has very high durability and strength. Source: Internet
Depending on the quality of the bauxite ore, twice as much waste (" Bauxite tailings ") as alumina is generated. Source: Internet
Another significant import is alumina (aluminum oxide) to supply the aluminum industry. Source: Internet
Bauxite and alumina are currently the only major exports. Source: Internet
Bauxite and alumina formed 55.2% of exports in 1999 and are the second-leading money earner after tourism. Source: Internet