
<TABLE> <S> <C>



<ARTICLE>                  5
<LEGEND>
THIS  SCHEDULE  CONTAINS  SUMMARY  FINANCIAL   INFORMATION  EXTRACTED  FROM  THE
UNAUDITED  FINANCIAL  STATEMENTS OF 3DX  TECHNOLOGIES  INC. FOR THE PERIOD ENDED
SEPTEMBER  30, 1998.  THIS SCHEDULE IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FINANCIAL STATEMENTS.
</LEGEND>
       
<S>                             <C>
<PERIOD-TYPE>                     9-MOS                
<FISCAL-YEAR-END>                          DEC-31-1998          
<PERIOD-END>                               SEP-30-1998          
<CASH>                                     313,157              
<SECURITIES>                               0                    
<RECEIVABLES>                              1,376,479            
<ALLOWANCES>                               0                    
<INVENTORY>                                0                    
<CURRENT-ASSETS>                           1,742,826            
<PP&E>                                     41,630,033           
<DEPRECIATION>                             27,820,274           
<TOTAL-ASSETS>                             15,614,939           
<CURRENT-LIABILITIES>                      4,388,889            
<BONDS>                                    0                    
<PREFERRED-MANDATORY>                      0                    
<PREFERRED>                                0                    
<COMMON>                                   91,539               
<OTHER-SE>                                 11,134,511           
<TOTAL-LIABILITY-AND-EQUITY>               15,614,939           
<SALES>                                    3,385,284            
<TOTAL-REVENUES>                           3,709,010            
<CGS>                                      534,736              
<TOTAL-COSTS>                              12,598,428           
<OTHER-EXPENSES>                           0                    
<LOSS-PROVISION>                           0                    
<INTEREST-EXPENSE>                         0                    
<INCOME-PRETAX>                           (8,889,418)           
<INCOME-TAX>                               0                    
<INCOME-CONTINUING>                       (8,889,418)           
<DISCONTINUED>                             0                    
<EXTRAORDINARY>                            0                    
<CHANGES>                                  0                    
<NET-INCOME>                              (8,889,418)          
<EPS-PRIMARY>                              (1.11)               
<EPS-DILUTED>                              (1.11)               
                                                           
                                        

</TABLE>
