Third Supplement to Dana’s Mineralogy. 247 
lations are given. This new work gives the mathematical demonstrations, com: 
Dog, « with the principles of analytical geometry, tok two were more conven- 
iently incorporated in one work, in Naumann’s 2nd edition of his Crystallography 
published in 1830. Naumann is the best author o on the ielante of Crystallography. 
ra gna der Mineralogie, 4th ed. 480 pp. 8vo. With 398 wood-cuts, 
— 
- Durrenoy: Traité de Minéralogie, 2me edit. a ie tee an 
Tome 2 et Tome 5, ian partie, et Atlas de 80 planches, 8yo, 
Cnevatier Fr. von Haver & Fr. Farrerce: Cou up dc ere sur 
es de la Mon atch Autrichienne, rédigé par order de vhnstitae Impérial et Royal 
2 le Golo, avec une introduction par uM. Haidinger.—252 pp. large 8vo, Vieuna, 
G. H. Voter: On Leuchtenbergite and its associates, ip ate Garnet, 
Perofskite, Magnetite Tale-apatite, de. Pogg. xevi. 414 and 559, Contuins obser- 
vations on the analyses by — authors, with some ‘lotions that require more 
investigation to give them curr. ency. 
‘Taeovor Ksrrutr (Adjunct an der Univ. hseeteits | Das Sehiaw ae ona 
en, chemisch-geognostisch untersucht. Auf V eranstaltung des Academ 
a 8 herausgegeben von A. Strecker, 68 A: mall 4to. spas a geol ia ee 
Is work treats of the Silurian pele ¢ Christiania, and e y from a chem- 
ieal point of view Ww, giving many analyses, (of granites, por: RY syenites, traps, etc.) 
and the beari ing of the subject on the origin of the rocks. r 
Dr. Gustay Grore Winktrr: Die Pseudomorphosen des Mineralreichs. 136 pp. 
8¥0. Miinchen : 1856. J. Palm.—A clear and systematic review of the subject of 
pseudomorphism. The author recognizes two kinds of pseudomorphism : that due 
to woven n of the orginal material, and ie due to substit tution of om mineral 
Species <a in dalebdn te pho ng the more solubl objet to i te 
the instances of a change of a dimorphous substa tarsi state to the other 
ve as that of aragonite to calcite, while ous pst ni te pw ar iain form) as psen- 
morphs. He also takes no notice of t se pseudomorphs which arise from one 
mineral covering or encasing another and eagle in reverse its exterior form, 
bet mens a cavity once occupied by a crystal. Each of these kinds merits at ie 
; i 1 j 
a or covering over fluor is a common an a a bed form is een rn’ 
ral y 
Several other pseudomorphs supposed to 
through solution, ma ay ha hn been rs this ating gl 
nc of m8 piece pnt a cavity which another infiltrating Bohiea may fil, taking 
A, Scaco isa sullo Incendio Vesuviano del mese di i maggio 1855, fatta 
per j incariog della R. Accad. delle Sci. dai Socii G. Guarini, L. Palmieri, ed A. Stach 
Preceduta dalla relazione ts eh: incendio del 1850, fatta da A. Scacchi. 268 pp. 
“to, with 6 plates. Napoli, 1 
J. A. Hucanp: Muséum d'Histoire Naturelle: Galerie de Minéralogie - de Géol- 
apie, Dass des Collections, Classement et Distribution des Minéraux, Roches, 
Terrains, et es, ete. 190 pp. 16 mo. Put: 1855. 
GC. Wake, First and Second pee er n the —— Satara of 
BF. Shumard. Dr. Litton is chemist to the peony and his. report con 
Sie 
of limestones, iron ores, etc. (vid. this Jour, xxi, 427), 
an M.S. ssance of the State of Tennessee, being 
the tem Sea ronal ge organ 8vo. Nashville, Tenn. 1856. Contains 
formation o the ore beds or veins of the State, of Iron, Copper, Lead, Zinc. 
