MINERALOGICAL NOTES — ANDERSON. 



277 



oscillate and are deeply striated ; a (018) is doubtfully present as 

 striated, slightly irregular planes giving poor reflections. 



MONTALBION, WALSH AND TlNAROO DISTRICT, QUEENSLAND. 



(Plate lxxx., fig. 2.) 



The occurrence of anglesite at the Montalbion mines has been 

 noticed by Skertchly. 5 One specimen in which crystals of clear, 

 colourless anglesite are seated on sandstone is in our collection. 

 The habit is fairly uniform, the best developed forms being ra( 1 10) 

 and d (102); c (001) and d are striated parallel to their inter- 

 sections, but the reflections are generally good. 



' 5 Skertchly— Geol. Survey Q'land, Publication No. 119, 1897, pp. '29, 30. 



