[CARBO CERAMICS LOGO -- OMITTED]
                                                                    EXHIBIT 99.1
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FOR IMMEDIATE RELEASE                              CONTACT:  PAUL VITEK, CFO
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                                                             Release  #02-06

       CARBO Ceramics Completes Acquisition of Pinnacle Technologies, Inc.
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IRVING, Texas (May 31, 2002) -- CARBO Ceramics Inc. (NYSE: CRR), a manufacturer
of ceramic proppants for use in the hydraulic fracturing of natural gas and oil
wells, announced that it has completed the acquisition of privately-held
Pinnacle Technologies, Inc. Pinnacle is the world's leading provider of fracture
diagnostic services and provides fracture mapping services, sells the most
widely used fracture simulation model in the world (FracProPT(R)) and is a
leader in providing fracture design services to oil and gas companies worldwide.
The signing of the merger agreement was previously announced by CARBO Ceramics
on May 22, 2002.

Under the terms of the merger agreement, CARBO Ceramics issued 324,226 shares of
its common stock and paid $12.4 million in cash in exchange for all of the
outstanding shares of Pinnacle. CARBO Ceramics also assumed approximately 78,000
Pinnacle employee stock options, each of which became an option to purchase two
shares of CARBO Ceramics' common stock.

Pinnacle is now a wholly owned subsidiary of CARBO Ceramics. Pinnacle remains
headquartered in San Francisco under existing management. Christopher Wright
remains the President of Pinnacle and becomes Vice President of CARBO Ceramics.

CARBO Ceramics Inc. is based in Irving, Texas.

This news release may contain forward-looking statements that involve risks and
uncertainties including price volatility, operation and other risks and other
factors described in the Company's publicly available SEC reports, which could
cause actual results to differ materially from those indicated in the
forward-looking statements.

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