CALCITES OF NEW YORK 37 
3 Scalenohedrons in the zone of the fundamental rhombohedron 
[1011.1120] are lettered with Roman and Greek letters followed by a colon, 
Geass: Ata AS, 05: 
4 Scalenohedrons in the rhombohedral zones 
[0221.1120], [4041.1120], [0551.1120], [0881.1120], 
[7071.1120],[0112.1120],[10.0.10.1.1120]and[1014.1120] 
are lettered with Roman, Greek and German letters 
followed by a diacritical mark consisting of three 
wentical dots. Lous Ac, a: , Av, 62%: a: . 
5 All other scalenohedrons are lettered with 
plain Roman, Greek and German letters, thus A, A, . Fig. 20 
Figure 20 shows the combination of forms illustrated in figure 19 
lettered according to Goldschmidt’s method which will be henceforth used 
throughout this work. 
