Delight Aquarium Inc.

We are an import and Export company who deal mainly in Cotan(Columbite and Tantalite), Cassiterite, Rough Diamond, Platinum, Gold, wood, lumber or logs.  

Coltan Specs:
listed below is the spcifications
for the coltan that we have for sale:

Materials and Quality:
The following confirms the standard specifications of
the African
Tantalite raw materials and their analysis:
Ta2O5 25 ?32 % (25 % min)
Nb2O5 38 ?46 % (38 % min)
Ta
2O5 + Nb2O3 63 ?75 % (63 % min)
TiO2 3 % max.
SnO2 2 % max.
Sb 0,01 % max.
ThO2 0,15 % max.
U3O8 0,15 % max
.
ThO2 + U3O8 0,20 % max.
Granulometric: 140 mm maximum

Wood (Timber)
Telephone poles
Panga Panga

Iroko
Afromosia
Doussie
Wenge
Khaya
Sipo
Mukulungu
Kossipo
Sapelli
Tiama
We will cut to
specs