MINERAL GALLERY. 
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 Eeptiles from the Trias of 
]Sr. America and the New Eed Sandstone of England, &c. 
EiRST Eloor. 
The gallery on this floor, entered from the south end of Gallery of 
the east corridor of the hall, contains the extensive Mineral ^i^®^*^^. 
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 
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 Rocks, 
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. S|[*^eraiT °^ 
The cases containing this general collection are numbered from 
1 to 41, and the eight panes of each case are severally dis- 
* " Gruide 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. 
