CLASSIFICATION OF MINERALS. 



791 



Conichalcitc. 

 Bayldouite. 

 Leucocbalciti 

 Euthroite. 



Heni.ilibrite. 

 Xantlioarsenite. 



Chalcopbylliti 



Coruwallite. 

 Tyrolite, 



Phaniiacosiderite. 



Mazapilite. 



Chenevixite. 



Liroconite. 



Group IS. 



(Cu,Ca)>(OH)As04.iHoO. 

 (Cu,Pb),(On)A804.4H.20. 



Cii:(OH)AsO^.H,0. 



Cuj(0H)As04.3H20. 



Group 19. 



Mu:,(0H),As0,,.H.20. 



(Mn,Ca,Mg):,(OH);iA804.5H.>0. 



Group 20. 

 Cu^(0H)5A80^.3i^,0. 



Group 21. 



CU5(0H)4(A804)2.H.20. 



Cu5(OH)4(A8O02.7H.2O. 



Group 22. 

 Fe4(OH);i(A804):5.6H.20. 



Group 23. 

 Fe4Ca3(OH)6(A804)4.3H,0. 



Group 24. 

 Cus(FeO).2(A804).2.3H.20. 



Group 25. 

 CuyAL(OH)..,(AsO4)6.20H.2O. 



(?) 



(?) 



(?) 



Ortborbotubic. 



Ortborbonibic. 



(?) 



Hexagonal ; ibombo- 

 bedral. 



(?) 

 Orthorbombic. 



Isometric ; tetrabe- 

 dral. 



Ortborbombic. 



(?) 



Monoclinic. 



Group 2C>. 

 Arsenates containing uranium and bismutb. 



Trogerite. 



Uranospinite. 



Zeunerite. 



Walpurgite. 



Rhagite. 



Mixite. 



Lindackerite. 



Losseuite. 



Pitticite. 



(U0.2)3(A804).2.12H..O. 

 (U0.2)2Ca(A.804)2.8H.20. 

 (U02)2Cu(A80,)>8H2O. 

 (U02);iBiioA8,028.10n.20. 

 Bi(BiO)^(A804)4.8H20. 

 BiCuio(OH)8( A.s04)5.7H20. 



Group 27. 

 Arsenates witb sulpbates. 



Cu6Ni:i(OH),(S04)(As04)4.5H20. 



PbFe9(0H)tf(S04)(A804),i.l2H20. 



Fe2o(OH)24(S04):,[(A8,r)04],o.9H30. 



Monoclinic. 

 Ortborbombic. 

 Tetragonal. 

 Triclinic. 



(?) 

 Monoclinic or tri- 

 clinic. 



Ortborbombic. 

 Ortborbombic. 



(^) 



OXYGKN SALTS: CLASS, — SULPHATES. 



The sulpliates, derivatives of H^SO^, or coiiipouiuls of oxides with 

 oxides in which the sole or principal negative constituent is suli)hur tri- 

 oxide, are either normal or basic salts with and without water of 



