Ms Roxon is expected to announce a government review when she addresses a native title conference in Townsville this week.
She said there were predictions that some native title claims could take 30 to 40 years to resolve.
"It's an overly slow process," she told ABC radio on Monday, adding the playing field needed to be made more fair.
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Parties should be able to properly negotiate, be given the tools and be given a fair go.
She said it was contentious for indigenous leaders to call for the reversal of a requirement that traditional land owners prove an unbroken connection to the land.
"We are looking at ways that parties can agree to ignore the issues of historical extinguishment that can speed up the process very significantly," she said.
Any changes would need to get through parliament and be accepted by the community.
On June 3, 1992, the High Court handed down its decision in the Mabo case, overturning 200 years of the common law assumption of terra nullius - the idea that Australia belonged to no one when European settlers arrived.
