OKJDERIV. PRISMATIC HABRONEME-MALACHITH. 173 



GEKUS VI. HABRONEME "-MALACHITE. 



1. PRISMATIC HABRONEME-MALACHITE. 



Prismatic Olivenite or Phosphate of Copper. JAM. Syst. 

 Vol. II. p. 331. Prismatic Green Malachite. Man. 

 p. 101. Hydrous Phosphate of Copper. PHILL. p. 315. 

 Phosphorkupfererz (in part). WERIT. Hoffm. H. B. III. 

 2. S. 183. Pseudomalachit. HAUSM. III. S. 1036. 

 Phosphorsaures Kupfer (in part). L.EONH. S. 273. 

 Cuivre phosphate (in part). HAUY. TabL comp. p. 90. 

 Trait^, 2de Ed. T. III. p. 519. 



Fundamental form. Scalene four-sided pyramid. 

 P = 117 49^ 137 1(X, 101 32'. Inclination 

 of the axis. in the plane of the long diagonal = 0. 

 Vol. I. Fig. 41. AP. 



a : b : C : d = 2 : 3/2 : 3 : 0. 



Simple forms. P oo (a); ?. (P) = 117 4^; 



8 



^l^- (d) ; (Pr + oc) 5 (f) = 38 56' ; 



f7634'K 



Pr -H oo (e). 



Char, of Comb. Hemi-prismatic. 



p 

 Combinations. 1. P oo. (Pr -}- oo) 5 . 



2. P x. ^ r ~" 1 . -. (Pr+09) 5 . Pr+oo. 

 3.P-00. ?^L.\. P. -?L^1. 



From /V9f, delicate, and vJy**, the thread or fibre. 



