XV111 



BREITHAUPT'S SCALE OF HARDNESS. 



1. Foliated Talc. 2. Foliated Gypsum. 3. Foliated Mica. 4. Cal- 

 careous Spar, distinctly foliated. 5. Fluor, distinctly foliated. 6. Apa- 

 tite. 7. Sodalite, vitreous Actynolite and foliated Scapolite. 8. Adula- 

 ria. 9. Quartz. 10. Topaz. 11. Foliated Corundum. 12. Diamond, 



ERRATA. 



VOL. I. 



Page 12, line 31, for Yttria read Lithia. [and dele PARTSCH. 



" 43, " 20, for Habron erne-Malachite read Copper-Baryte 



" 51, " 7, after P insert on do. 



" 83, " 21, for 930 40' read 136 50'. 



" 83, " 23, for 87 8' read 133 34'. 



" 101, " 2, far 1350 ren d 127 27'. 



" 122, " 10, for 80 read 60. 



" 143, " 25, for 107 05' read 177 05'. 



" 147, " 25, for 49 -00 read 58 71. 



" 147, " 26, for 14-00 read 21 -3 1. 



" 147, " 27, for 35-00 read 19-98. 



" -159, " 30, for Cupreous read Euotomous. 



" 160, " 20, for Prismatoidal read Cupreous, 



" 178, " 1, for Pyramidal read Prismatic. 



" 188, " 10, for 54-44 read 59-44. 



" 233, " 5, for ISO 3 read 130. 



" 233, " 18, for Antimony read Tellurium. 



" 256, " 10, for 115 53/ read 64 51'. 



" 281, " 26, for Iron read Chlnrune. 



VOL. II. 



Page 31, line 28, for protoxide read peroxide. 



" 32, " 9, insert color black. 



" 48, " 13, /or Molybdic read Plombic. 



" 128, " 24, for Brachytypous read Pyromorphous, 



" 176, " 14, for SCHEEVERITE read SCHEENERITE. 



" 186, " 28, after Rome insert and. 



" 279, " 24, for WOLCHOUSKOIT read WOLCHONSKOIT, 



" 288, " 19, for Prismatic read Hemi-Prismatic. 



" 293, " 9, for rather read rarely. 



" 296, " 16, for affixed read prefixed. 



