RockWorks stores solid models in a combination text (XML) and binary file format, with an ".RwMod" file name extension. Note that all real number coordinates are listed in the files using a US number format.
Here is an example of the contents of an RwMod file:
<?xml version="1.0" encoding="utf-8"?>
<RWMOD VERSION="16.0">
<DIMENSIONS>
<X_MIN>481875.0</X_MIN>
<Y_MIN>4399725.0</Y_MIN>
<Z_MIN>1682.0</Z_MIN>
<X_NODES>31</X_NODES>
<Y_NODES>31</Y_NODES>
<Z_NODES>45</Z_NODES>
<X_SPACING>10.0</X_SPACING>
<Y_SPACING>10.0</Y_SPACING>
<Z_SPACING>2.0</Z_SPACING>
</DIMENSIONS>
<PROJECTIONS>
<UNITS>
<XY_UNITS>UTM Meters</XYUNITS>
<Z_UNITS>Linear_Meters</Z_Units>
</UNITS>
<LCS_LON>0.0</LCS_LON>
<LCS_LAT>0.0</LCS_LAT>
<SPC_ZONE>502</SPC_ZONE>
<UTM_DATUM>22</UTM_DATUM>
<UTM_ZONE>13</UTM_ZONE>
</PROJECTIONS>
<METADATA>
(modeling settings here)
</METADATA>
<MODEL Block_Counter="n">
<BLOCK1>
(encrypted n-count data blocks here)
</BLOCKXX>
</MODEL>
<NOTES>
</NOTES>
</RWMOD>