eroded volcanic lava, shattered into the sea making sand. basalt with gas creates fountains of lava, steep pile of cinders and bombs, small half mile across, stage 1 capable of 1 week long eruption, stage 2 gas runs out, lava flows out of base. [no gas]. examples mammoth & mono lake.
The most common causes of rib cage pain are a pulled muscle or bruised ribs. Other causes of rib cage pain are: 1  broken ribs. 2  injuries to the chest. 3  rib fracture. 4  diseases that affect the bones, such as osteoporosis. 5  inflamed lining of the lungs. 6  muscle spasms. 7  inflamed rib cartilage.
Other Disorders Causing Pain Under the Left Rib Cage. Other possible causes of pain under the left rib cage include: Stretched or torn muscle or muscle spasm in the chest or abdominal wall. Chest or abdominal trauma. Gastric ulcer. Kidney diseases, including urinary stones in the kidney or left ureter. Pericarditis â an inflammation of the heart sac.