Resource stocks are a tricky area to invest in without a geological degree, which is why I prefer to invest in the diversified majors. However, even the largest resource companies are not immune from the price and demand volatility that routinely afflicts commodity markets. In 2011, many such companies took a battering as fears emerged of a European implosion and resulting knock-on effect to economic activity in the rest of the world. BHP’s share price fell from ar ...