Shiny white gems found in backyard11/9/2023 ![]() Nonetheless, one may claim that hidden caches of the ancient stones are older than 4.5 billion years.Įven though they've been here for a long time, people didn't find out about them until much later. It is estimated that the earliest dated gems are between one and three and a half billion years old. In a nutshell, the earliest diamonds date back to the distant past. However, some common gems in your backyard may be hiding in plain sight. You might associate gemstones with exotic locations or the creation of expert jewellers. ![]() Since the first diamond was discovered in 1871, people worldwide have been trying to mine for these brilliant stones in the hopes of amassing big and small fortunes. Creek pebbles, thus, reflect the local geology. The bed of a creek is made up of both locally sourced materials and those washed down from higher up the stream. When lava or molten rock begins to cool, some elements separate from the central mass to form crystals or independent entities, such as the minerals and gemstones in the rock. As they create as derivative or accessory minerals to rocks, gemstones' occurrence is tied to the composition of those rocks in other words, the chemical make-up of a rock determines what kinds of gems can form within it. ![]() Whether they are formed as minerals within the rocks themselves or as the products of hydrothermal processes at far lower temperatures, gemstones require intense pressure and heat to develop. ![]()
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