Alopecia areata is a disease that attacks your hair follicles (the part of your skin that makes hair). In most cases, hair falls out in small, round patches about the size of a quarter. This causes only a few bare patches. Some people may lose more hair. In only a few people, the disease causes total loss of hair on the head or loss of all body hair.
Turquoise is a blue-green mineral, a copper aluminum phosphate, valued for its rarity and unique hue, and widely used as an ornamental stone. Popular in the 16th century to adorn places of worship in Turkey, it was eventually traded in Turkish bazaars and brought to Europe by merchants and travelers.
Turquoise is among the most valuable of opaque blue gemstones, on account of the stoneâs quality and rarity. The blue stone ranges in shade from sky blue to blue-green. This blue gem is a traditional and modern birthstone for the month of December.In astrology, turquoise is birthstone for Sagittarius.gate is the banded variety of chalcedony, and also occurs with bands of blue. A well-known variety of this blue gemstone is the blue lace agate, which has thin blue stripes against a white body tone. Agate is a traditional birthstone for May and June. In astrology, agate is the birthstone for Gemini.