Mark Jessen is the Owner of The Fish Tender, a Co-Founder of the Austin
Pond Society and Inventor of the patented masonry anchor known as RockToRubber. His two websites are www.rocktorubber.com and
www.thefishtender.com
If you think Sedimentary, Metamorphic and Igneous are the names of supporting characters on The Flintstones, your pebble proficiency is probably a little rocky. Don’t worry, though. Mark Jessen can set you straight. Learn the differences between these essential types of rock and what they can do for your pond.
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