The country lost at least $27.5 million in revenue from lapis lazuli between 2014 and 2015. In contrast, armed groups earned about $20 million just in 2014.
Scientists say the high manufacturing quality of the blade in comparison with other simple-shaped artefacts suggests a significant mastery of iron working in the Egyptian boy king's time.
Higher gold prices will push miners to restart or speed up development of projects, leading a fresh wave of mergers and acquisitions in the country, according to BMI Research.