Formatting the Block Model
The main focus here is on the requirements. Try to pay attention to the header names, which should be short (less than 13 characters) with no special symbols*. This nomenclature recommendation is also applied to the name of folders and files. Beyond that avoid a high number of subfolders to place your files, which can interfer in the viewer while loading it.
The data format is also a common issue, always remember to remove the air blocks, which could also be checked on the viewer. Note that a CSV file (Comma Separated Value), usually contains just one column* with all the information, when it is opened on excel. Therefore, if you are facing issues to import it, check if it has a similar format as the Marvin_Strategy_Optimization.csv disclosed in the installation process.
*Some Mining Packages export data with letters and values between quotation marks(“”), check if this kind of format is interfering in the importation process.
**If you need to join columns a useful tip used in Excel is the formula: =A1&”,”&B1&”,”&C1 ….