<ARTICLE> 5
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               JUN-30-1999
<CASH>                                          19,900
<SECURITIES>                                         0
<RECEIVABLES>                                   28,200
<ALLOWANCES>                                         0
<INVENTORY>                                     48,400
<CURRENT-ASSETS>                                98,100
<PP&E>                                         476,300
<DEPRECIATION>                               (700,700)
<TOTAL-ASSETS>                                 588,200
<CURRENT-LIABILITIES>                          138,900
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                      1,800
<COMMON>                                           900
<OTHER-SE>                                      60,000
<TOTAL-LIABILITY-AND-EQUITY>                   588,200
<SALES>                                        111,600
<TOTAL-REVENUES>                               111,600
<CGS>                                           73,000
<TOTAL-COSTS>                                  112,100
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               4,400<F1>
<INCOME-PRETAX>                                (4,900)
<INCOME-TAX>                                   (1,100)
<INCOME-CONTINUING>                            (6,000)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (9,400)
<EPS-BASIC>                                     (0.10)
<EPS-DILUTED>                                   (0.10)
<FN>
<F1>net of interest income of $0.5 million
</FN>