1842.] Museum of Economic Geology of India. 325 



5. Specimens of the building stones or remarkable bricks used in any public edi- 

 fices, monuments or tombs, with the date of their erection if known, and a note to say 

 if exposed to weather or protected by stucco, paint, or roofs. 



6. Memoranda and specimens of any plants or animals destructive to masonry, as 

 boring worms and shells in water, and the like, with specimens of their work. 



7. Ornamental or stucco-work : specimens of it, new or old, interior or exterior, with 

 the best account procurable of the materials, preparations, and working of them. 



8. Specimens of stones and marbles, shells, &c. used for image or ornament-making ; 

 of earths for pottery, and varnishes of coloured earths of all sorts, whether used as 

 pigments or not. 



9. Specimens of peculiarly good materials used for roads, whether ancient or 

 modern, with prices, methods of using them, and other Memoranda. 



10. Prices of all the above; rates of labour, carriage, &c. from the rough to the 

 wrought state, and all other statistical details as in the case of Mines and Mineral 

 products above mentioned. 



III. 

 Agricultural Geology. 



1. Specimens of soils of good, and the best qualities, for all kinds of produce, as 

 sugar, cotton, tobacco, &c. 



2. Of infertile soils or veins of earth. 



3. Of the subsoil or rock. 



4. Of the stones scattered about these soils. 



5. Memoranda relative to the height of these soils above the water of wells in the 

 rains and dry season, and of its drainage, shelter, exposition, &c. 



6. Of any kind of earths, mud, or stones used as manures, as peats from the j heels, 

 kunkurs, &c. 



7. Of the deposits (fertile and infertile) left either by the common inundations 

 or by violent floods, with memoranda of their effects on the cultivated soil. 



8. Specimens from any separate spots, where gravel or stones are collected in 

 quantities after inundations or floods. 



9. Accounts of remarkable floods, and average heights of the rise of rivers, of the 

 raising of the soil, alterations in its produce consequent thereupon, and all other details. 



10. Memoranda relative to the formation or destruction of river-banks, islands, &c. 

 with measurement if obtainable. 



11. Samples of all kinds of efflorescent salt-earths, with specimens of the different 

 salts prepared from them, prices of preparation, selling rates, and accounts of the 

 processes and uses of the salts. 



12. Specimens of brine springs, with details of manufacture if boiled for salt, and 

 statistics of labour and produce, &c. as in the case of mines. 



IV. 



Medical Geology. 



1. Specimens of mineral medicines of all sorts, whether produced on the spot or 

 imported, crude and prepared, with notes and samples of the process of preparation in 

 all its stages. 



2. Of the water of mineral springs, their temperature, incrustations about them, 

 account of their uses, and specimens of the rocks or soil in which found. 



