Volcanic rocks often have a vesicular texture caused by voids left by volatiles trapped in the molten lava. Pumice is a highly vesicular rock produced in explosive volcanic eruptions.
The Dodge Nitro is available as a sport utility. Inventory prices for the 2011 Nitro range from $6,585 to $16,609. It gets EPA-estimated 18-19 MPG combined.
1 The price of Chihuahuas can vary from $200 to as much as $2,000. 2  The cheaper variety of Chihuahuas range from $200 to $300 and most will be at least 11 weeks old.