Relatively benign, grade I gliomas may be treated only by surgery. Most malignant tumors require additional treatments, including repeat surgery. Imaging techniques, such as CT and MRI, are used along with surgery to help map the area of the tumor in the brain.
Alternate: Chrysoprase. Chrysophase, the alternate May birthstone, is an ornamental gemstone with a hardness level between 6.0 and 7.0. A member of the very large chalcedony family, Chrysoprase is an opaque green or yellowish-green with the name stemming from the Greek chrysos meaning gold and prason meaning leek.RIMARY: EMERALD - The stone which brings security in love and nature. Emerald, the primary May birthstone, is a precious gemstone that ranks between 7.5 and 8.0 on Moh's hardness level scale. As mentioned n the aquamarine section, emerald is a green gemstone in the beryl family.
Carnelian has been designated as modern birthstone for July in Britain alongside ruby. Carnelian was also the July birthstone in the old Arabic calendar. Before the gemstone appeared in these calendars as the stone for July, carnelian was a zodiac stone for Leo, which falls partly on the month of July. This birthstone of July is the red variety of chalcedony. The July gemstone is believed to fuel passion and desire. See also Carnelian: Stone of Passion.