Contract

EXHIBIT 10.5                 

     Employment Agreements have been executed by the Company and the indicated employees, substantially identical in all material respects to the form of employment agreement filed as Exhibit 10.5 to the Company's 2001 Annual Report on Form 10-K except as noted below. Each Employment Agreement was executed by Xx. Xxxxxxxxxx for the Company, except the agreement with Xx. Xxxxxxxxxx, which was executed by Xx. Xxxx Xxxxxx for the Company.

EMPLOYEE 
AND POSITION BASE 
SALARY DATE OF AGREEMENT TERMINATION DATE OF AGREEMENT
[IF NOT EXTENDED PURSUANT TO SECTION 1(a)]

Xxxxxx X. Xxxxxxx       Vice President,Organization       and Human Resources	$	200,000	January 1, 2002	June 30, 2003
Xxxxx Xxxxxxx-Xxxxxxxx       Senior Vice President,       Managing Director, Minteq	$	250,000	November 25, 2002	May 31, 2004
Xxxxxxx X. Xxxxxxx      Vice President - Controller      and Chief Accounting Officer	$	160,000	March 1, 2001	February 28, 2002
Xxxx X. Xxxxxxx       Vice President, General Counsel       and Secretary	$	270,000	December 1, 2004	May 31, 2006
X. Xxxxx Xxxxxxxx       Vice President and Managing        Director, Performance Minerals	$	200,000	January 1, 2002	June 30, 2003
Xxxxxxx Xxxxxxxx        Vice President - Taxes	$	200,000	March 1, 2001	February 28, 2002
Xxxxxxx Xxxxxxxxx       Senior Vice President,        and Managing  Director       Paper PCC	$	240,000	January 1, 2002	June 30, 2003
Xxxx X. Xxxxxxxxxx      Chairman, President and      Chief Executive Officer	$	550,000	January 1, 2002	December 31, 2003
Xxxx X. Xxxxx       Senior Vice President -       Chief Financial Officer	$	265,000	January 1, 2002 (amended on November 25, 2002)	June 30, 2003