MmiiRAL gallerv. 85 



rocks of England in the order of their succession, each bed 

 being distinctively coloured, and named to correspond with the 

 actual specimens placed beneath. The stratigraphical collec- 

 tion is followed by some illustrations of rock-formation, and 

 certain rock -structures simulating fossils. On the east side 

 are exhibited additional specimens of marine Eeptiles from the 

 Lias and a series of foot-prints of EeptUes from the Trias of 

 N. America and the New Eed Sandstone of England, &c. 



First Floor. 



The gallery on this floor, entered from the south end ofoaileiyof 

 the east corridor of the hall, contains the extensive Mineral l'*i"e>"»is. 

 collections, a fuller description of which will be found in 

 special guides.* 



Entering the gallery the visitor will find, in the first window- introductory 

 case on the left-hand side, a series of specimens selected and ""^^^''tioos. 

 labelled to serve as an introduction to the study of minerals. 

 Beginning with a definition of what is meant by a mineral, it 

 shows how essential characters were gradually recognised, 

 and how minerals are distributed into kinds and classified. 

 In the next three window-cases specimens are arranged to 

 illustrate the characters of minerals and the various terms 

 used in their description. 



In the remaining six window-cases on the same side of the Books, 

 gallery, a corresponding series of specimens illustrative of the 

 characters of rocks is exhibited ; and the eleven window-cases 

 on the opposite side contain a collection illustrating the various 

 kinds of rocks.f 



In the table-cases of the gallery are exhibited specimens of General 

 every mineral species and variety preserved in the Museum. SS*"**?" "* 

 The cases containing this general collection are numbered from 

 1 to 41, and the eight panes of each case are severally dis- 



* " Guide to the Mineral Gallery." Price one penny. " Introduction to the 

 Study of Minerals, with a Guide to the Mineral Gallery." Price sixpence, 

 t " Introduction to the Study of Rocks." Price sixpence. 



