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Borys Kosarev: Modernist Kharkiv, 1915-1931 at The Ukrainian Museum thru May 2, 2012
Posted by Tunde Adebowale on April 24, 2002 at 16:37:51:
In Reply to: Re: tantalite, columbite, wolframite ores posted by Joe on January 30, 2002 at 20:08:40:
Dear Sir,
We have Tantalite and Columbite available at our stores. These are the grades of the precious stones:
1 14.5 materials tatalium content is (58% to 60%)
2 15 materials tatalium content is( 53 to 57 %)
3 15.5 to 16 materials tatalium content is 46% to 50%
4 16.3 to 16.8 material tatalium content is 42% to 45%
5 17 material tatalium content is 25% to 30%
6 18 materail which is columbite
NOTICE: All these materials are dressed materials , no woifromite. no tin , no iron. And we also have different colours of tourmaline such as green capsule/pink capsule . You are free to request for your specification wants.
Please reply to my email trinitysat@yahoo.com or tundetila@coconut.com
Tunde Adebowale