66 Improvements in Physical Science (JAN. 
Tantalate ........ Wttrotantalum ............ Y¥?2Ta 
— containing tungsten 
— containing uranium 
Siliciate .......... Gadolinite ................ £98 + ceeS+ 8YS8 
Fourth Family: Glucinum. 
Siliciates. .. J. ..... Hmerald 2... ...02<.-5cce0 G'S* + 2 AS? 
— containing chromium 
— containing tantalum 
— containing tin 
Huclase .....ce.ecseeecese GS + 2AS +X 
Fifth Family : Magnesium. 
Sulphate.......... Epsomsalt...... veceeeeees Mn 8? + 10120 
or - 
Carbonate’ ......:+ Magnesite... ..ecsscecseee Mn C8 
Picrolite 
Borate: 2. .ccccscos BOTAHO eyes iccedctseees Mal De 
BINICIALCS sie ce cones DLCBLILEG Hose cen aesas « coueee MSS 
Meerschaum .............- MS3 + 5 Aq 
Precious serpentine ........ MS*+ Aq? 
Serpentine 
Chlorite 
_ Soapstone,..........+5.0... MS* + AS? + 2 Aq 
Nephrite 
Indurated fahlunite ........ MS? +2AS 
UR ETELS Gana sb adescae ose M S* + 3 F §?? 
KONZItCeciccccteccurccccs! DS? -f SM St? 
Olivige® Ose cc ccceves LS PAM SO? 
Pargasite 
Lazulite 
SAIRMMENRLEN Peisa'sicie) MPNMIEM cc avolstetac s'cis'e seis es = Sa aN 
Pleonast 
Sixth Family: Calcium. 
Sulphates ........ Anhydrous gypsum ........ Ca $2 
— containing water ...... Ca $3 + 20 
Phosphate ¢ <<... «« Apatite ......... pa 6) 
Pilate. . 6c cobs oe OCISPAL re ce Lhe aierelewioia's Ca F 
Yttrocerite 
Carbonate ........ Calcareous spar.....0-....- Ca @ 
IBIGCEN PAN icles acleniaslesisie c/s Ca C2 + Mn 
Gurofian ........ ee ee C + 3 Ca C? 
Frankenhainer bitter spar,. Ca C? + 3 Mn C? 
Arragonite 
Borosilicate ...... Datolite .................. 2 © Bot + 2CS* + BO 
Botryolite ......20+--00-- 2C Bo? + 2081+ HO 
Arseniate ........ Pharmacolite.............. CaAs+6H?O 
Trngstate ........ Tungsten. ...cccccscessoe ee Ca W 
Silicio titaniate.... Sphene 
Siliciate .......... Triple silicate from Ecelfors C S° 
Table spar .....-.-.-«..... SICS* PAG 
BOMAOMIKC 6) ofei050:e nine +... CS? + AS? + 6 Aq 
_ Mealy zeolite.............. CS3 + AS344 Aq 
Stilbites .....600% pieie(se.0.e/e > 3+ AS? +8Aq 
cs 
Schorlous beryl scapolite .. CS + 3AS8 
