Pearse, G.H.K. <br/><br/>
Fluorspar /  
G.H.K. Pearse 
 - Ottawa :    Dept. of Energy, Mines and Resources,    1975. 
 - 6 p. :    ill., maps ;    25 cm. 
 - 1975 ;    no. 18 .
<br/><br/><label>Subjects--Topical Terms: </label><br/> Fluorspar -- Canada.
<br/><br/><label>Gov. Doc. Class. No.: </label>G CAN E64 (08) 3/18