64 
Sulphuret ......+- 
Oxide ......+.--- 
Sulphate .......... 
Carbonates........ 
Siliciate cc. wcei's\'s 
Aluminate? ...... 
EUNGUIVE sts ciseialo ss on. 
Sulphuret .......- 
Carburet.. «02.00 
ASeNite . ..00 53 \s0 
Peluret is csc cues 
(OXIdeS oe cecjer = cicine 
Sulphates .......- 
Phosphate ........ 
Chromite... .5..... 
Pitaniates 4% .:, des 
Siliciate .......... 
My drate soho). ae.) 
Sulphuret ........ 
Superoxide ,..... 
Improvements in Physical Science (Jan. 
Uranmicay is. 2. esha ee oe U oo 2U 
Oran (Ochs acud qseiv vcore cle aE 
Fourteenth Family: Zinc. . 
IBIGUINGR pilelsee's sovciescecisis DLS" 
Zinc ochre .......2seeee2++ Zi 
White vitriol.............. ZiS? + 10H?0 
Sparry calamine .......... Zi Ce 
Earthy calamine .......... ZiC+2H?0 
Silicious calamine ........ Zi 13 Si 
Galtiite mine -tesieic 5 ceeteceeee Zi Alt 
Fifteenth Family: Iron. 
Fossilaron’ acy ies eicattts eS 
Meteoric 
Magnetic pyrites .......... Fe S* + 6 Fe Si? 
Light magnetic pyrites...... Fe St + 2 Fe Si? 
MrOnTAYNILES ya ese ste <'=</ =15 Fe S# 
Graphited puecias.< <i sjesins elev G7" 2 
Mispickel, mixed with py- _ 
PULCS Wate nye aie oe atar-te wise eas Be (As* Be $4 
Native tellurium .......... Fe Te!? 
Hematite Uo cceccleaeciccenc ste Le 
Magnetic iron ore.......... Fe + 2 Fe 
Fer oligiste 
Green vitriol ...........-.. Fe S? + 14H?0O 
Red vitriol...... secsseseee Feld S? +3 FeS? + 3612 0 
Atramentstein .......... we ‘Fes +6HO 
PitePairemvore! cc cocews ces Fet § + 12H?0 
Blue iron earth.......... a. 
Native Prussian blue ... J alt ea 
Sparry iron ore............ Fe Ce 
Cube ore 
SETAMLENEL Zr aside crete lees Cus As + 2 Fe? As + 6 H2O 
Flockenerz.........es0e.. PLIZ As + 2 Fe? As + 1220 
Chromate of iron .......... AlCh + 2 FeCh? 
Menachan 
Nigrin : 
Compact magnetic iron-stone 
Hedenbergite.............. Fe Si? + 4H? O 
Limonite 
Moorerze 
Sixteenth Family : Manganese. 
Sulphuret of manganese 
Grey manganese..........U 4" 
Black manganese .. ..... 
Wad 
