JLibethenite . . . cu* As +2H

' Euchroïte . . . Gu^ As +8H

Haidingerite (Haid.) . Ca2 As -h 4 H

Scorodite ( 1 3) Fe2 As -f- 2 Fe As -+- 1 2 H

. . (Linsenerz) Cu , Al , Fe , As , P , H

, . . (Lazulith) (Phil). Mg , Fe , Al , P , H

Childrenite. j£i Fe P

Nitrate de Potasse. . ^ jif

Staurotide ( ^4? pef ) Si

Chrysoberill 414 Si + 2 Se Al4

Andalousite "jy si

Sillimanite(?) (Phil.). 4} §{

Chrysolite (Mg3, Fe3 ) Si

Liévrite Ca , Fe , Fe , Si

Aljanitetii] Ce,Ca,Fe,Si

Hydrosilicate de Zinc. Q £,n3 Si -4- 3 H

Thompsonite ^3 §■ + Jjjjjj ^ 3 , ,

; Ga3Si | 'â Si H- 9^9