Plate V. 
Stercographical Projection of the ROntgen-pattern of Stere ae € oa ‘ : ‘ Fig. 4. 
Bronzite. Plate parallel to (100) rain ue F toi ny OF the pie pattern of Stereographical Projection of the Röntgen-pattern of Stereographical Projection of the Réntyen-pattern of 
ronzite. ate parallel to (010). Bronzite. Plate parallel to (001). Diaspore. Plate parallel to (010) 
8 
—__ 6% ie 
Ss; al P Me 5. Fig. 6 Fig. 7 Fig 8 
an ark oming n of Stereographical Projection of the Röntgen-pattern of Sea are hailey en n of EE rok oe pattern of 
Manganite. Plate parallel to (100) 
Fig. 9, Fig. 10 = Fig. 12 
SN ’ Fig. 11 
Stereographical Projection of the Röntgen Stereo; hical P er RO Fig . oject of the Röntgen-pattern of 
pattern of  Stereographical Projection of the Röntgen-pattern of ereteraptical > , ‘ . ‘ d Stereographical Projection of the Rontgen-f 
dextrogyratory Quartz. Plate parallel to (0001). dextrogyratory Quartz. Plate parallel to (1010) — "Brucite "hak vant. aan yee sik Lithiamaniphate. „Fiats pali) 00 470) 
Proceed. of the R. Acad of Se. Amsterdam, Vol, XVIII, 1915/16. 
