They typically include hedge funds, private equity, venture capital, real estate, and real assets, although this investment category is fluid, and new products are constantly being developed. Alternative investments use techniques and instruments that are unavailable in traditional investment approaches.
Pearls are a popular gemstone, especially in jewelry-making. Gemstones. Turquoise, a popular gemstone, is used to make jewelry. Diamonds. Promise rings often feature gems such as amethyst. Quartz is a common type of gemstone. Diamonds are traditionally given as an engagement ring during a marriage proposal.
There are many different ways to categorize types of gemstones. Sometimes they are identified by category. Alternately types of gemstones may be classed by how they are made. Another way to classify gems is by describing them as precious, semi-precious or organic.