EPILOGUE. 239
3rd. Of the silicate of lime and potash : amongst its varieties is found :
The hauyna.
4th. Of the silicate of borax, magnesia, alumina, &c. : amongst their varieties are :
1. The tourmaline. | 2. The rubellite.
To the eleventh genus of different carbonates belong the species—
1st. Of carbonate of lime : amongst its varieties are :
1. Marble. 5. Lumachella.
2. Alabaster. 6. Oolite.
3. Stalactite. 7. Pisolite.
4. Alabastrite.
2nd. Of carbonate of copper. The principal amongst its varieties is :
Malachite.
To the fourteenth genus of phosphates belongs—
Carboniferous phosphate of lime, and amongst its varieties is found :
The phosphoric turquoise.
To the eighteenth genus of sulphates belongs—
The sulphate of iron : amongst its varieties are :
1. The marquisite. | 2. The hematite.
