Birthstones

     The stone amulet for an easy delivery is a jewel to be associated with in each month from January to December. It is a kind of the popular custom that is said to be it when there is some kind of protection when we wear a jewel of one's moon born. There is the jewel to be associated with in every day from January 1 to December 31, but calls this one in particular with birthday stones.

●example●
January: garnet
     The garnet is a group of the silicate mineral. It is called by the name of garnet or the deep red pomegranate for a jewel.  The stone words "truly, friendship".

February: amethyst
     The amethyst is purple crystal. It is used for decoration mainly.  The stone words "faithful heart's-ease, noble awakening, love".

March: aquamarine, coral, bloodstone
     It is beryl of the blue, and the aquamarine is considered to be a stone amulet for an easy delivery of March. The name from Latin. A jewel name of the color that is sky-blue with transparence among beryl of the things. The Japanese name is blue beryl. The thing that most of marketing products heat-treated yellowish brown beryl from green for low price than emerald. It is a stone amulet for an easy delivery of March with Brad stone. The main place of origin Madagascar, Brazil, Siberia. The stone words "brave". It means "the water of the sea" literally.

April: diamond, quartz
     It is one of the allotropes of carbon, and diamond is the material which is the most firm by nature while it is checked by an experiment. Most are 8 countenance, and the crystal structure has a dodecahedron and the hexahedron, too. It is used as a jewel and abrasives. Because there is not non-an anti-electron to the atom of the crystal of the diamond, it does not conduct electricity.

May: emerald, jade
     The emerald is a jewel on the green that is strong with a kind of the beryl, Japanese name is an emerald, greenstone. The cut called the emerald cut is often considered to be it.

June: pearl, moonstone, alexandrite
     A pearl is kind of a produced jewel from a shellfish. The stone words "healthy, wealth".

July: ruby, carnelian
     The ruby is a mineral variety called the corundum. It is the jewel which a red color is characterized by. The stone words "passion, innocent love". The etymology comes from "rubeus" meaning "red" in Latin.

August: peridot, agate
     The peridot is kind of the jewel. A variety of the olivine.

September: sapphire, iolite, lapis lazuli
     The sapphire is a kind of the jewels with a variety of the corundum.

October: opal, tourmaline, rose quartz

     The opal is a kind of the minerals. The beautiful thing of the color is treated as a jewel. Above all, popularity is high, and, with a jewel liked in Japan in particular, the thing having brightness of the rainbow color is called "the rainbow colored stone" by the milky-white ground. The main production center Australia, Mexico.

November: topaz, citrine

     The silicate mineral that the topaz is slightly harder than quartz.

December: turquoise, lapis lazuli, zircon, tanzanite

     The turquoise is an opaque mineral with a green color from blue. The high quality thing is precious and is considered to be a jewel.
(582 words)