River rock can be composed of any rock type, or any combination of rock types.
an igneous rock.
Sedimentary rock. Eg Rock salt.
A Metamorphic rock.
Athenosphere is Not a rock... -_-
ice and rock
Pokemon 139 in Pokemon Pearl is Omastar, a Water/Rock-type Pokemon. It is the evolved form of Omanyte, and it has strong defensive stats and access to a variety of water and rock-type moves.
Ice type Pokemon in Pokemon Pearl are weak to fighting type moves, rock type moves steel type moves and fire type moves. This has not changed since the first generation (Pokemon Red and Blue/Green) when the steel type did not exist.
Bastidon is both Rock and Steel type. Both Rock and Steel types are weak against Ground and Fighting. Either will have a x4 type advantage over Bastidon.
Rock/Ground Pokemon from level 55 to 59.
there is no naval rock in pearl only in emerald, firered ,leefgreen
go on serebii.net (just type in Pokemon pearl pokedex) click on the one that says johoto
the rock or The pearl
a mineral
Rock climb is located in Route 217.
pearl jam was influenced around punk rock and classic rock bands including the who, neil young and the Ramones
you have to get an rock and drop it in the pearls mouth then get the pearl and try not to drop it