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Aquamarine:
Cyclosilicates (Beryllium aluminum silicate, frequently with some sodium, lithium and cesium) Be3Al2Si6O18 AKA: Beryl |
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System: Hexagonal; crystals common, usually six-sided prisms that are striated lengthwise. Appearance: Blue, greenish blue. The prism faces are often finely striated. Vitreous luster. Often contains a great many inclusions, making it opaque. White streak. Physical properties: Hardness: (7.5 - 8.0); Specific gravity: (2.66 - 2.92); Cleavage: Indistinct, one direction; fracture, uneven to conchoidal; transparent to translucent. Similar species: Beryl is harder than apatite, quartz and the feldspars; does not have the cleavage of feldspars; and it is striated the length of the crystal, whereas quartz is striated crosswise. Occurrence: Beryl develops in pegmatites and certain metamorphic rocks. The best aquamarine for cut stones comes from Brazil, the Urals (USSR), India, Namibia and Ireland. Miscellaneous: Conventional Wisdom: Affects etheric and mental levels. Releases anxiety, fear, restlessness, and promotes peaceful stillness. Aquamarine is supposed to be most useful when dealing with the problems of the eyes, liver, throat, stomach, nerves, and glands. Relieves toothache, improves sight. Preserves innocence. Quickens intellect, increases self-knowledge. It is also reputed to promote clear and logical thinking and for that reason is often carried as a "good luck" charm by those who are taking examinations or being interviewed for a job. Brings inspiration and new ideas. Aquamarine is thought to be calming, soothing, brings clarification of emotions, and an excellent meditation stone. Helps you "go with the flow". Increases communication effectiveness. Connects love and wisdom, creating compassion. Belongs to Astrological Signs of Gemini, Pisces and Aries. |