1 Middle Horizon Wari (AD 600-1000). The strongest evidence for the pre-Inca use of quipu record keeping is from the Middle Horizon Wari (or Huari) empire, an early urban and perhaps state level Andean society centered at the capital city of Huari, Peru. 2  Late Horizon Inca (1450-1532).
The salaries of petroleum geologists correspond to their years of experience, according to the 2012 salary survey released by the American Association of Petroleum Geology. For example, workers with up to two years of experience averaged $98,700 per year, with a high of $110,000, and a low of $85,000.
Petroleum Geologists. The highest salaries for geologists are in the petroleum and mineral resource industries. According to the 2012-2013 Edition of the Bureau of Labor Statistics Occupational Outlook Handbook, geologists employed in the oil and gas extraction industry have an average annual salary of $125,350.