J. E. Hibsch. 
10 
Hauyntephrit es Nephelintephrite Leucittephrite 
? . . (Falkenberg (Falkenberg (Eichberg- 
en Da © = Deko) SE dbefkert) 
Analyse 4. Analyse 5. Analyse 6. Analyse 7. Analyse 8 Analyse 9. Analyse 10. Analyse 11. 
308 . 52.34 55.02 44.85 45.56 45.28 47.83 46.84 49.75 
ID) ee 0.14 Spur 1.78 1.73 1.60 2.27 1.88 0.18 
Or 0.09 0.63 1.55 1.02 0.70 1.33 0.59 0.72 
SI Ber 2.0002 _ —_ Spur Spur _ Spur — 
De ee Spuren _ — —_ — — _ 
a un, — — — 0.25 0.16 —— 0.30 — 
Ale ee 2,0019: 18.14 18.08 14.43 12.95 16.09 13.98 16.72 
One. 6.57 6.03 or Ta 9.83 4.32 8.99 5.70 
BROR EX. 5 0.55 1.32 3.23 6.07 4.73 3.62 5.46 4.99 
ee 7 — — — 1.47 0.91 Spur 1279 — 
EURO 6.35 6.67 9:97 9.23 10.91 10.68 10.41 9.69 
Immo, 2.n8 2.26 2.12 4.16 0.84 3.832 5.53 0.80 3.89 
Er 2.68 4.03 3.19 2.75 2.03 4.05 2.59 3.02 
IN en 5.66 4.55 3.02 5.57 3.34 4.46 3.59 3.08 
H,O chem geb. 3.65 2.08 2.56 2.79 1.85 0,24 2.69 2.18 
Feuchtigkeit . . 0.41 0.46 0.42 0.69 0.05 0.47 = 
Summa =. ...: 100,62 100.59 100.56 99.34 9883 100.47 100.38 99.92 
Spec. Gewicht . 2.623 2.698 2.839 2.759 2.795 2.858 2.794 2.857 
