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Fine Jewelry University Articles matching: “pear sapphire solitaire ring”

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Fine Jewelry University

  1. Group of loose amethyst gems emerald cut trillion and oval

    Gem in the Spotlight: Amethyst

    … durability with a Mohs hardness rating of 7. For reference, amethyst is roughly as hard as tourmaline, softer than sapphire and topaz, and harder than opal and tanzanite. This makes it a durable gemstone that is resistant to scratching and … with the clergy and was often used in the design of religious objects. It was also believed to have the power to bring about sobriety and was given to people who were struggling with addiction. Wine glasses were even carved out of …

  2. Opal Rings With Loose Opal Gemstones

    Gem in the Spotlight: Opal

    …used in jewelry. For reference, here are the Mohs hardness values for some other gemstones you may know: Diamond 10, Sapphire 9, Amethyst 7, and Peridot 6. Turquoise is about as hard as opal, but you would need to consider Pearl or Amber (… opal. Common Opal Treatments There are several different treatments that can be applied to opals to alter their appearance. By far the most common is “sugar” or “smoke” treating a white opal to give it a darker body color. This is a …

  3. Collection of loose and mounted quartz gems of various types

    Gem in the Spotlight: Quartz

    … is known for its durability with a Mohs hardness rating of 7 (harder than opal and peridot but softer than topaz or sapphire). This makes it a fairly hard gemstone that is resistant to scratching and chipping. It is also resistant to heat … to as Green Amethyst) Rock Quartz Clear Rose Quartz Various shades of pink, typically has a smooth, milky or hazy appearance Smoky Quartz Transparent brown Morion Dark-gray or black crystal quartz Rutilated Quartz Typically colorless and…

  4. Rough lab grown man made diamonds

    Is a Lab Grown Diamond Right for Me?

    Picking a diamond for your engagement ring is a big decision. For most of us, buying a diamond is a significant financial undertaking, and we want to get it … are conflict free, and you can buy verifiable Canadian diamonds of known origin if you want), it is still reassuring to know that with lab grown diamonds, you can be totally confident that your diamond did not support wars or child labor… economy of the host country. Often times, these countries are impoverished, and the jobs and income that the mine brings can help elevate many people out of poverty. Lab grown diamonds are not one-of-a-kind in the same way that natural …

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