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Nature of Material: aquamarine is a variety of the mineral species beryl (BARE -UL) hexagonal crystal system chemical composition Be3AlaSi6O18 .

Appearance: Transparent;if highly included, maybe translucent Greenish blue to blue-green, generally lighting tone

Phenomena: chatoyancy (rare and usually weak).
Trade Names
Madagascar Aquamarine: fine medium blue

Brazilian Aquamarine: bluish-green (also Improperly used for bluish-green topaz)

Typical Size Range: all sizes may be encountered; 10 ct stones common; faceted stones of 1,000 ct are known.
Typical Cutting Style: faceted, cabochons, beads, carvings
Optic Character: DR, uniaxial negative
Refractive Index: 1.577-1.583 (±.017)
Birefringence: .005 to .009
Dispersion: .014
Pleochroism: weak to moderate, blue and greenish blue, or different tones of blue (lighter color associated with optic axis direction)

Ultraviolet Fluorescence: inert
Specific Gravity: 2.72 (+.18, -.05)
Polish Luster: vitreous
Fracture: conchoidal
Luster: vitreous to resinous
Cleavage: very difficult in one direction, almost never seen

Identifying Characteristics
liquid-filled inclusions, "fingerprints," 2-phase inclusions, ¬phase inclusions, hollow or liquid-filled parallel tubes
Enhancements :
heat treatment
Effect: produces blue from green, iron-colored material
Prevalence: routine
Detection: undetectable
Stability: very good
Care and Durability Factors
Cleaning Methods
Ultrasonic: usually safe, unless stone contains feathers or liquid inclusions
Steamer: usually safe, unless stone contains feathers or liquid inclusions
Hardness: 7½ to 8
Toughness: good

Reaction to Heat: generally not heat sensitive unless contains liquid inclusions Stability to Light: stable Reaction to Chemicals: attacked by hydrofluoric acid

Availability: plentiful
Public Recognition: well-known
Birthstone Designation
March, Pisces (approximately Feb. 19 - Mar. 20)

Major Sources: Brazil, Nigeria, Zambia, Madagascar, US, USSR
Recommended Disclosures: Inform customers that most aquamarine is heat-treated, but sta¬ble. Caution bench jewelers to avoid heat if liquid inclusions arc present
The Meaning Of Aquamarine

AQUAMARINE - Stone of Courage and Serenity

Main Chakra: Throat
Vibrates to the number 1
Birthstone: Stone of Scorpio or Gemini , March Birthstone Used to soothe, calm and alleviate fears and phobias. Promotes safe travel on water. Releases anxiety, restlessness, Combats depression
Metaphysical Properties:
Aquamarine is a stone of courage. It accelerates the intellectual reasoning process and makes on unconquerable thru learning - not only of knowledge passed thru teachers of the past and present, but of oneself. Aquamarine blue is a divine and eternal color, since it is, after all, the color of the skies. Aquamarine is also the color of water, with its life-giving properties. This stone is attuned to the ocean and helps us to get in touch with the nature spirits of the sea. Take some time, close your eyes, breath deep and remember sitting on the beach at dusk, the water coming in, the cool breeze. This is Aquamarines gift to you.
According to legend it has its origin in the treasure chest of the mermaids, and has for ages been reputed to be a lucky stone for sailors. Very good stone to take on vacations and cruises.

Communication: This stone is excellent to help enhance your communication skills. Couples who are having trouble communicating will find this stone useful for working out differences in a friendly manner. It stimulates, activates, and cleanses the throat Chakra.
Balance: Aids in becoming more attuned to spiritual levels of awareness and yet remain centered.
Service: Encourages the ideal of humanitarian service to the world and to the development of humanity. Light-heartedness, creativity,
Focus on Success: Aquamarine gives you strength you need to take responsibility for yourself. Will keep you on track, assisting you in maintaining a persistent path towards your goals, helping to guarantee your success.
Color: Light blue variety of beryl

Physical Healing Properties: Throat, spleen, heart, immune system, thymus, lymph nodes. Especially: mouth, ears, breathing allergies, journeys, sea goddess, seeing through people, protection.
Accentuates: Confidence, purpose, serenity , peace, tranquility, calming, soothing, cleansing , communication, self-awareness.
Careers: Public Speakers, collage students, radio announcers, DJ's, politicians, orators, civic leaders.


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