Subsurface and Office Representation in Mining Geology 



1009 



Geochemical, Biochemical, Geophysical, and Vegetation Data — The 

 data are posted separately on plastic overlays identical to the metallization 

 sheets. 



Ore-Reserve Listing and Classification Sheets — Ore-reserve sheets axe 

 printed on 32-pound ledger paper. The sheet is SI'' long and 8^'' wide. 

 When it is folded and inserted into a letter-size post binder, there are two 

 opposite facing pages. The left-hand page is letter size and the right-hand 

 page is infolded once to letter-size dimension. The extreme left tabulation 

 headings provide entry places for general ore-reserve block data such as 

 block number, location, width and grade, area and length, type of vein, 

 and type of ore-reserve map representation. The tabulation to the right 

 contains the gross-ore-reserve listing of tonnage, and grade times tons 

 equals the products. The main or central portion of the sheet is for 





Figure 533. Ore-reserve listing and classification sheet. 



