Opal, commonly known as "opalus" (meaning "a stone") in Latin is the birthstone for the month of October. Opal is found in various shimmering colors with elegant flashes of yellow, orange, green and many more. The opal is often considered to be the most beautiful and desirable of all gems because it is highlighted with all the colors of the rainbow.
Opal is formed from particles called amorphous silica which is found between the cracks in rocks. This birthstone is very brittle and sensitive to heat so this gemstone can be molded in any form.
Opals were first discovered in 1872 in the deep caves of Australia. Opals are also found in Mexico, U.S and many other countries. This gemstone captures the imagination and inspires legends - a fantastic gem for jewelry and gifts.
An alternate birthstone for the month of October is Tourmaline. With its rainbow of colors, tourmaline is an endless source of artistic inspiration and so it is called the "rainbow gemstone".
Tourmaline comes in a variety of colors depending on the minerals present when the gemstone was formed. Tourmalines are found in many countries having the major deposits in Brazil, Sri Lanka and many more.
Tourmaline is considered as one of the best gemstones in terms of jewelry, as you can get the best jewelry without breaking your budget.
Yellow Topaz
One of the very gorgeous gemstones is Yellow Topaz, the birthstone for November. The name "topaz" is derived from the Greek word "Topazos". Topazos means any stone that is of the color yellow.Topaz is a silicate mineral of aluminium and fluorine that is found in pegmatites near silica rock that are volcanic in origin. While yellow topaz is the most common type of topaz, but it is available in many different shades of yellow.Yellow topaz is one of the great choices for jewelry and it ranks 8 in terms of hardness on the moh's scale. Jewelry with yellow topaz is the best choice for daily wear. Though Yellow Topaz is found in many different regions of the world, there are vast sources in Europe, specifically Germany.Ancient traditional birthstones:
The name is derived from the color - the yellow of the lemon, although the most sought-after stones have a clear, radiant yellowish to brownish red. Like all crystal quartzes, the citrine has a hardness of 7 on the Mohs scale and is thus, to a large extent, insensitive to scratches.
Citrine is known as the lucky "Merchants Stone". It is a symbol of hope and strength and this November jewelry makes the best gift for any occasion.Citrine jewelry serves the best gifts for 13th and 17th anniversary. Citrine is a rare gemstone in its natural state and they are mainly found in Brazil.