Topaz
Mohs hardness 8, Specific gravity 3.53, Refractive index 1.609-1.637. Topaz is a silicate mineral of aluminium and fluorine. Pure topaz is colourless and transparent but is usually tinted by impurities; typical topaz is wine, yellow, pale gray, reddish-orange, blue or brown. It can also be made white, pale green, blue, gold, pink (rare), reddish-yellow or opaque to transparent/translucent. Orange topaz, also known as precious topaz, is the the state gemstone for the US state of Utah. Imperial topaz is yellow, pink (rare, if natural) or pink-orange. Brazilian Imperial Topaz can often have a bright yellow to deep golden brown hue, sometimes even violet. Many brown or pale topazes are treated to make them bright yellow, gold, pink or violet coloured. Some imperial topaz stones can fade on exposure to sunlight for an extended period of time. Blue topaz is the US state Texas gemstone. Naturally occurring blue topaz is quite rare. Typically, colourless, gray or pale yellow and blue material is heat treated and irradiated to produce a more desired darker blue. Mystic topaz is colourless topaz which has been artificially coated giving it the desired rainbow effect. Topaz can be found with fluorite and cassiterite in various areas including Ural and Ilmen mountains of Russia, in Afghanistan, Sri Lanka, Czech Republic, Germany, Norway, Pakistan, Italy, Sweden, Japan, Brazil, Mexico, Flinders Island, Australia, Nigeria and the United States.

BLUE TOPAZ - inspires leadership ability, psychic knowing, spiritual growth, tranquillity and psychic insight. Topaz - is highly energizing and warming. It is used to stimulate the intellect; it aids abstract thinking and creativity from the mental level to concrete physical form. It is a stone of trust and protection; it draws out negativity, exhaustion, and tension. Place a Imperial Topaz in your home to protect against break-ins and fire. Physically, Imperial Topaz is said to increase blood circulation, aids liver and kidney diseases, and is for sexual dysfunction. It is also said to relieve the pain associated with arthritis and rheumatism.
CLEAR TOPAZ - helps us communicate with Devas (Nature Spirits) and with all the animals and plants of the earth.
GOLDEN TOPAZ - builds generosity, happiness, humour, optimism, creativity, wisdom, inspiration, abundance and love. It also attracts love to us and teaches us about spiritual love. Golden Topaz - is highly energizing and warming. It is used to stimulate the intellect; it aids abstract thinking and creativity from the mental level to concrete physical form. It is a stone of trust and protection; it draws out negativity, exhaustion, and tension. Place a Golden Topaz in your home to protect against break-ins and fire. Physically, Golden Topaz is said to increase blood circulation, aids liver and kidney diseases, and is for sexual dysfunction. It is also said to relieve the pain associated with disorders of the liver, gall bladder and endocrine glands.
GREEN TOPAZ - guides us towards forgiveness and understanding.
PINK TOPAZ - promotes honour and truth.

Guardian angel Ashmodei and his talisman stone topaz
November Ancient traditional birthstones: Hebrew - topaz, Roman - topaz, Arabic - topaz, Polish - topaz
December Modern birthstone: turquoise, blue topaz, or tanzanite. Ancient traditional birthstone for Hindu - topaz.
Zodiac gemstone for Sagittarius - topaz

Many modern English translations of the Bible, including the King James Version mention Topaz in Exodus 28:17 in reference to a stone in the Hoshen: "And thou shalt set in it settings of stones, even four rows of stones: the first row shall be a sardius, a topaz, and a carbuncle (Garnet): this shall be the first row."

The Twelve Apostles. Christianity influenced the symbolism of gemstones. The gemstones were also associated with the twelve apostles. Matthew associated with Topaz.

Topaz care: Wash with warm soapy water, Avoid harsh detergents, clean with ultrasonic or steam cleaner.