Mining Companies - Another way to invest in gold is to purchase stock in a gold mining company. Gold Bar As the price of gold moves up, your stock usually moves up with it. This is not always the case as each company's situation is different and there may be other factors that hold your stock's price down or makes it soar. There are all sorts of risks when investing in a mining stock, some are: management, weather conditions, natural disasters, accidents etc. All of these factors can greatly affect the price of your mining stock. When people think of sending in items to cash for gold companies, the items that come to mind are often pieces of jewellery such as rings, bracelets, necklaces, chains, watches, earrings and cufflinks. Most of the gold owned by private individuals is indeed jewellery. But there are also other, equally valuable scrap gold items. One of these is dental gold. Gold crowns and bridges usually contain a high amount of gold and quite a bit of money can be made by selling them.