Exploring the Differences between Pyrite and Gold
Introduction:
Pyrite and gold are two minerals that can be easily confused due to their similar physical appearances. Both are shiny and metallic, and have yellow-gold colors. However, their chemical compositions and properties are vastly different. In this article, we will explore the differences between pyrite and gold and why it is important to be able to distinguish these minerals from one another.
Overview of Pyrite:
Pyrite is also known as “fool’s gold” because of its resemblance to the real thing. Its chemical formula is FeS2 and it forms in cubic crystals. Pyrite is usually found in sedimentary rocks and contains sulfur and iron. Pyrite is not always metallic and can have a dull shine. One way to distinguish pyrite from gold is by its hardness – it is much softer than gold, which means it can be easily scratched or crushed.
Overview of Gold:
Gold is a chemical element with the symbol Au which comes from the Latin word for gold, “aurum.” It is a precious metal that has been used for currency, jewelry, and decorations for thousands of years. Gold is very rare and is most commonly found as nuggets or tiny flakes in rocks and streams. Its chemical properties and inertness make it resistant to tarnishing or reacting with chemicals. Gold also has a distinctive yellow color and is much heavier than pyrite.
Differences:
One of the most obvious differences between pyrite and gold is their densities. Gold is much denser than pyrite, which means it is heavier and takes up less space for the same weight. This difference in density can be seen when panning for gold, as the heavy gold flakes will sink to the bottom while the lighter pyrite will remain in suspension. Another difference is the yellow color of gold, which is much more brilliant and pure than the yellow-gold of pyrite. Pyrite also has a lower melting point than gold, which means it can be destroyed by heat.
Why It Matters:
The ability to distinguish between pyrite and gold is important for several reasons. One reason is that pyrite is often mistaken for gold by novice prospectors or people looking to make quick money. Pyrite has no economic value and trying to sell it as go