MAVERICK INVESTMENT CORP. # 1000-355 Burrard Street Vancouver, B.C. V6C 2G8 604-608-6168

Exhibit 99.1

MAVERICK INVESTMENT CORP.
# 0000-000 Xxxxxxx Xxxxxx
Xxxxxxxxx, X.X. X0X 0X0
604-608-6168

July 30, 2006

Capital Mineral Investors, Inc.
x/x 0000 Xxxxxxxx Xxxxx
Xxxxxxx, X.X.
X0X 0X0

Attention: Xxxxx Xxxxxx, President

Re: Option Agreement dated May 31, 2006 between Capital Mineral Investors, Inc. ("CMI")
and Maverick Investment Corp. ("Maverick") regarding 71 claim cells and 14 claims lots
in Quebec, Canada (the "Xxxxxx Option Agreement")

Under the Xxxxxx Option Agreement dated May 31, 0000 xxxxxxx XXX & Xxxxxxxx, XXX is required to pay to Maverick $30,000 on or before July 31, 2006. Maverick hereby agrees to extend the time period for this payment to December 31, 2006. There is no interest and no fees that become payable as a result of this extension.

Yours truly,

MAVERICK INVESTMENT CORP.

/s/ "Xxxxxxx X'Xxxxx"

Xxxxxxx X'Xxxxx
President