FOR SOLIDS AND LIQUIDS. 



119 



Name. 



Formula. 



Sp. Gravity. 



Authority. 



Sodium pyrophosphate 



Sodium hydrogen pyro- 

 phosphate. 

 Potassium pyrophosphate. 



Silver pyrophosphate 



Thallium pyrophosphate 

 Magnesium pyrophosphate 



(I (C 



ti u 



Zinc pyrophosphate 



Manganese pyrophosphate 

 ii ii 



Nickel pyrophosphate 



Cobalt pyrophosphate 



ii ii 



Barium pyrophosphate 



ii u 



Silicon pyrophosphate 



Zirconium pyrophosphate 



Tin pyrophosphate 



Basic tin pyrophosphate- _ 



Na 4 P 2 7 . 10 H 2 0- 



Na 2 H 2 P 2 7 . 6 H 2 



K 4 P 2 7 



Air^O, 



Basic titanium pyrophos- 

 phate. 



Tl 4 P 2 7 _. 

 Mo- P O 



. •" 

 II 



Zn 2 P 2 O. _ 

 Mn„ P, 0~ . 



824 



8151 



8616 



33 



306 



2596 



786 



Ni 2 P 2 7 



co 2 p 2 o 7 :;:::::::;: 

 ii 



Ba 2 P 2 0~~ H~ 0~~ 



U 



i t 



si p 2 o 7 :::: 



23°_. 



ZrP 2 7 



U 



Sn P 2 0~S~SS. 



Sn 2 (P 2 T )0 2 

 Ti 3 (P 2 7 ) 4 . 



.220 ___. 



.559, 18° 



.598, 22° 



,7538 



,7574 



,5742,26° 



.5847,20° 



.9064,27° 



.9303,25° 



.710, 25°) 



.746, 23°/- 



.574 



.582 



.590 



.1,14 



12 



14 



61 



Dufet. C. E. 102, 



1328. 

 Dufet. B.S. M.10, 



77. 



Brugelmann. Ber. 



17, 2359. 

 Stromeyer. See Bott- 



ger. 

 Tunnermann. See 



Bottger. 

 Lamy and Des Cloi- 



zeaux. Nature 1, 



116. 

 Schroder. Dm. 1873. 



Lewis. F.W. C. 



Schroder. Dm. 1873. 



Hautefeuille and 



Margottet. C. K. 



96, 1053. 

 Knop. A. C. P. 159, 



48. 

 Knop. A. C. P. 159, 



39. 



Knop. A. C. P. 157, 

 365. 



