ENDLicH] SYSTEMATIC AKRANGEMENT OF COLORADO MINERALS. 157 



Natrolite (378). 

 Mesolite (381). 

 Analcite (383). 



Talc (399). 

 Serpentine (411). 



Columbite (474.) 



Xenotimite (490). 

 Apatite (492). 



Pseud omalachite (543). 

 Wavellite (554). 

 Plumbogummite (556). 



Zeolite section. 



Chabazite (386). 

 Stilbite (392). 

 Heulandite (394). 



Margarojshyllite section. 



Caolinite (419). 

 Ripidolite (450). 



2. COLUMBATES. 



3. PHOSPHATES. 

 A. Anhydrous. -. 



Pyromorphite (493). 



B. Hydrous. 



Turquoise (563). 

 Torbernite (572). 



Wolframite (610). 

 Scheelite (614). 



Barite (630). 

 Anhydrite (632). 

 Auglesite (633). 



Gypsum (654). 

 Melanterite (664). 

 Goslarite (666). 

 Chalcanthite (669). 

 Kalinite (674). 

 Pickeringite (678). 



Calcite (715). 

 Dolomite (716). 

 Magnesite (718). 

 Mesitite (719). 

 Siderite (721). 



Trona (738). 

 Malachite (751). 



4. TUNGSTATES AND MOLYBDATES. 



I Wulfenite (617). 



5. SULPHATES. 



A. Anhydrous. 



Caledonite (636). 

 Glauberite (640). 

 Lanarkite (641). 



B. Hydrous. 



Aluminite (688). 

 Jarosite (691). 

 Glockerite (696). 

 CTranochalcite (706). 

 Zippeite (708). 

 Uracouite (710). 



6. CAKBONATES. 



A. Anhydrous. 



Rhodochrosite (722). 

 Smithsonite (723). 

 Aragonite (724). 

 Cerussite (729). 



B. Hydrous. 



Azurite (752). 

 Bismutite (753). 



VI. HYDKOOAEBON COMPOUNDS. 



Ozocerite ^780). 

 Succinite (799). 



Asphaltum (830). 

 Mineral coal (831). 



