
    No. 41738.
    Protest 797284-G of American Fluresit Co. (Baltimore).
   Opinion by

Keefe, J.

A sample marked “Duromit” was analyzed and found to be a mixture consisting mainly of quartz, silicates high in manganese, and a small amount of carbides and silicide's. It appeared that it contained over 85 percent of quartz silicate. No evidence was found to show that the merchandise . consists of. sand or of manufactured sand, or what it is, other than an earthy or •mineral substance. On the record presented the protest was overruled.  