New listing -- warrants

Effective at the opening on Tuesday, Aug. 23, 2022, 4,383,800 common share purchase warrants of the company will commence trading on the TSX Venture Exchange. The company is classified as a junior natural resource company.

Corporate jurisdiction:  British Columbia

Capitalization:  6,382,441 warrants authorized by a warrant indenture dated Aug. 19, 2022, of which 4,383,800 will be listed and posted for trading on the TSX Venture Exchange effective at the opening on Tuesday, Aug. 23, 2022

Warrant exercise price/term:  $4.50 per common share to Aug. 19, 2025, subject to acceleration

Warrant agent:  Computershare Trust Company of Canada

Trading symbol:  RCK.WT (new)

Cusip No.:  77273P 11 0 (new)

Of the warrants, 4,383,800 of the outstanding warrants were issued pursuant to a prospectus offering. The 1,341,071 warrants that were issued pursuant to the private placement are subject to a hold period under securities legislation and will not be listed until such time as the hold period expires.

The underwriters have 30 days from closing to exercise the overallotment option of the offering in whole or in part. The company may issue 657,570 warrants if the underwriters exercise the overallotment option in full.

Each warrant entitles the holder to purchase one common share at a price of $4.50 per common share and will expire on Aug. 19, 2025, subject to an acceleration as described below.

In the event the volume weighted average trading price of the common shares in the capital of the company for any 10 consecutive trading days on the TSX Venture Exchange exceeds $6.75, the company will have the right to accelerate the expiry date of the warrants by providing written notice to each registered holder of warrants and distributing a news release within 10 business days of the occurrence of such event. If an acceleration notice is provided by the company, the expiry of the warrants will be accelerated to 4:30 p.m. Toronto time on the date that is 30 days following the provision of such acceleration notice, provided, however, that if the accelerated expiry date falls on a day that is not a business day, the accelerated expiry date shall be deemed to be the next business day.

For further information, refer to the prospectus, the prospectus supplement, and the company's news releases dated Aug. 8, 2022, Aug. 12, 2022, and Aug. 19, 2022, which are available under the company's profile on SEDAR.