mineral presentation i beryl · 2018. 12. 10. · gemstone varieties goshenite: colorless • pure...
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Beryl Alexsia Khim
Mineral Presentation I
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Composition
Be3Al2Si6O18 Cyclosilicate
Hexagonal
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Mineral Identification
Hardness: 7.5-8
Nonmetallic: Vitreous
Habit: Prismatic
Beryllium Aluminum Cyclosilicate
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Gemstone Varieties
Goshenite: Colorless • Pure beryl
Aquamarine: Blue/green color • Fe2+
Emerald: Green color • Chromium
Morganite: Pink • Mn2+
Heliodor/Golden Beryl: Yellow • Fe3+
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Uses
Gemstones • Jewelry • Collector's mineral
Mined for beryrillium • Alloys to strengthen other metals
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Mining Locations
Igneous and metamorphic rocks • Granite pegmatites
New England • Maine and New Hampshire
Zambia Columbia: The Emerald Belt Afghanistan
• Morganite Brazil
• Heliodor/Golden Beryl & Aquamarine
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Goshenite
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Aquamarine
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Emerald
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Morganite
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Heliodor
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James Webb Space Telescope
Successor to Hubble Space Telescope 18 Mirrors made of gold coated
Beryllium for its lightweight and strength Launching in 2021 $10 Billion
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Sources
http://faculty.uml.edu/nelson_eby/89.307/Instructor%20Pdfs/Chapt.%203%20-%20Mineral%20Identification.pdf http://webmineral.com/specimens/gallery.php?st=101&init=B#.W_csrZNKj0F https://www.minerals.net/mineral/beryl.aspx https://www.jwst.nasa.gov/