Finally, fracturing along these planes forms transform faults. As this takes place, the fault changes from a normal fault with extensional stress to a strike slip fault with lateral stress. In the study done by Bonatti & Crane, peridotite and gabbro rocks were discovered in the edges of the transform ridges.
Average Salaries. The average salary of a retina specialist in 2009 was $619,114, according to Becker's Hospital Review. That makes retina specialists the fifth-highest paid specialty in the United States, the website reports. In 2008, a retina specialist's starting salary in rural areas was as high as $250,000, according to a 2008 Pearls in Ophthalmology article.
The income of an eye doctor depends on the type of doctor one is, among other factors, like work experience and employer. According to the U.S. Bureau of Labor Statistics (BLS), the median salary of an optometrist in May 2014 was $113,010, with most making between $52,270 and $132,580 per year. Offices of other health practitioners employed the most optometrists, and these employers paid optometrists an average wage of $109,430.