160 



NOTES ON SOME RECENTLY DISCOVERED OCCUR- 

 RENCES OF THE PSEUDOMORPH, GLENDONITE. 



By A. B. Walkom, B.Sc., Linnkan Macleay Fellow of the 

 Society in Geology. 



While examining the 

 Lower Marine Series 

 along the main northern 

 road, in the vicinity of 

 Harper's Hill (Allan- 

 dale), I observed a num- 

 ber of specimens of the 

 pseudomorph, Glendon- 

 ite, in two large boulders 

 by the roadside. These 

 were thought, at the 

 time, to have been car- 

 ried there from some 

 other locality, but in- 

 quiries, made of some of 

 the residents, showed 

 that they had come from 

 the road-cutting close 

 by. Further search was 

 then made, and speci- 

 mens were soon found 

 in situ. This discovery 

 was of considerable in- 

 terest, for, although glen- 

 donite had been record- 

 ed from a number of 

 localities previously, all 

 the occurrences were in 



(Six text-figs.) 



eulverf 



Fig. 1. — Sketch showing locality where Glen- 

 donites were found in the Lower Marine 



Series. 



