Stonehouse, D.H. <br/><br/>
Gypsum and anhydrite /  
D.H. Stonehouse 
 - Ottawa :    Dept. of Energy, Mines and Resources,    1974. 
 - 8 p. ;    25 cm. 
 - 1974 ;    no. 19 .
<br/><br/><label>Subjects--Topical Terms: </label><br/> Gypsum -- Canada.<br/> Anhydrite -- Canada.
<br/><br/><label>Gov. Doc. Class. No.: </label>G CAN E64 (08) 3/19