Ads
related to: what color is the purple stone jewelry birthstone month number 1 to 4 worksheettemu.com has been visited by 1M+ users in the past month
Search results
Results from the WOW.Com Content Network
In 1912, to standardize birthstones, the (American) National Association of Jewelers (now called Jewelers of America) met in Kansas and officially adopted a list. [1]: 317 The Jewelry Industry Council of America updated the list in 1952 [3]: 311 by adding Alexandrite for June, citrine for November and pink tourmaline for October.
Amethyst. Amethyst is a violet variety of quartz. The name comes from the Koine Greek αμέθυστος amethystos from α- a-, "not" and μεθύσκω ( Ancient Greek) methysko / μεθώ metho ( Modern Greek ), "intoxicate", a reference to the belief that the stone protected its owner from drunkenness. [ 1]
Aquamarine (gem) Aquamarine is a pale-blue to light-green variety of the beryl family, [ 2] with its name relating to water and sea. [ 3] The color of aquamarine can be changed by heat, with a goal to enhance its physical appearance (though this practice is frowned upon by collectors and jewelers). [ 4] It is the birth stone of March.
Aquamarine stones for March birthstone. As winter’s chill gives way to spring’s optimism, March babies have not one but two glittering birthstone options: aquamarine and bloodstone.
Topaz is a silicate mineral made of aluminum and fluorine with the chemical formula Al 2 Si O 4 ( F, OH) 2. It is used as a gemstone in jewelry and other adornments. Common topaz in its natural state is colorless, though trace element impurities can make it pale blue or golden brown to yellow-orange. [ 7]
Emeralds, like all colored gemstones, are graded using four basic parameters known as "the four Cs": color, clarity, cut and carat weight. Normally, in grading colored gemstones, color is by far the most important criterion. However, in the grading of emeralds, clarity is considered a close second.
Ads
related to: what color is the purple stone jewelry birthstone month number 1 to 4 worksheettemu.com has been visited by 1M+ users in the past month