86 



29. Ä— oo . R—S . \R—% . R—1 . fß — 1 . 

 —\R—l . |i?— 1 . — fl2— 1 . R . — ß . 

 |iJ + l . -i2+ 1 . — |i2 + 2 . {ß-oo} . 

 2. Nach Haidinger. 

 Griindgestalt. Rhomboeder. 



i2 - 92" 37' 36' ; , 

 a = V39349I. 

 Einfache Gestalten: o (o) •, |ß' (&) ; {ß (c) •, {ß' (c') ; 

 Iß (rf) ; |i2' (e) ; fü (/-) •, fß' (/') •, |12' (^r) ; {ß (fir') ; 

 |/2'(Ä); fi2(Ä'); |i?' 0) ; i2(a); ß' («')-, |ß' (/t) ; 

 |/2'0); \^R' (m-); \^R (_m') ', 2R' (n); 2ß (n') ? 

 i^ß'Cp); 4ß(v); 4i?'(^0; fß' W ', ^ß' (^) 5 

 8ß' (0; oüß rM) ; 2Ö (m) •, 6Ö (v) 5 ^SS (w). 

 Gewöhnliche Combinationen: 



1. o. 



^i2 



2. o, 2ß' . . . 



3. o, 2jß', 00/2 



4. IR' , oüi2 . 



5. o, |ß', 2R' 



6. o, |i2', ooß 



7. o, |ß', 2ß', oojß . 



8. o, f/2', 2J?', ooR , 



9. o, fiJ', R', ooR . . 



10. o, iß', f/2', 2ß' . 



11. o, R', 2R', ooR . 



12. o, |i2', ß, 212' . . 



13. o, \R', IR', 2R', kR 



14. o, \R', |ß', 2/2', 2i2, 00 



15. o, |i2', |i2', 2i2', '-^R, SR', coR 



16. o, |JF2', i2', 2/2', 4i2, oo/2 . . 



17. o, |/2', 12', 212', 412, oül2 . 



18. o, {12, 12, R\ 212', 312, 412' 



19. o, {12', |12 , m',fR,R, 212', 212, 412 



20. o, 112', 112, 112', 112 , 12, 212', 212, 

 412', 112', 00I2 



21. 0, iß , t12 , f 12 , sR , 12, R'j 212', 

 212, ¥12', coR 



Taf. I. 



?5 



. 0, 



6, 



JLtll. !• 



55 55 



55 



7, 



55 II. 



W 



8, 



55 5? 



?? 



9, 



55 55 



57 



10, 



55 55 



55 



11, 



55 55 



55 



12, 



55 55 



55 



13, 



55 III. 



55 



14, 



55 55 



55 



15, 



55 55 



55 



16, 



55 55 



55 



17, 



55 55 



55 



18, 



55 55 



55 



19, 



„IV. 



55 



20, 



55 57 



55 



21, 



55 55 



55 



22, 



55 ^1 



55 



23, 



55 55 



55 



24, 



55 55 



11 



25, 



„ V. 



