You Searched For: Crystal+Models
19 results were found
Crystal Ball Demonstration
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103
Quartz(RockCrystal)
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Quartz (variety Rock Crystal) Si O2 Crystallography:
Hexagonal -R; 32 (low-quartz). Hexagonal; 622 (high quartz). Crystals commonly prismatic, with prism faces horizontally striated and usually terminated by p...
Hornblende
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Hornblende (Ca,Na)2-3 (Mg,Fe,Al)5 SI6 (Si,Al)2 O22 (OH)2 (Amphibole Group) Crystallography:
Monoclinic: 2/m. Crystals prismatic usually terminated by {011}. May be columnar to fibrous; coarse-to fine-granular.
Physical Pro...
Pyrite
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Pyrite Fe S2 Crystallography: Isometric; 2/m3. Crystals commonly cubic (often striated) also pyritohedral or octahedral. Frequently massive, granular, sometimes globular, reniform, radiated. Physical Propertie...
1462 Element of Month Beryllium BS
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1
All About Elements: Beryllium
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Fun Facts About… Beryllium 1. Prior to being named beryllium, this element
was known as glucinium, which originated from the Greek word glykys, meaning sweet. It w...
Kaolinite
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Kaolinite Al2 Si2 O5 (OH)4 Crystallography:
Triclinic; 1. In very minute, thin, rhombic or hexagonal plates. More commonly in clay-like masses.
Physical Properties: Cleavage: {001} perfect; flexible, inelastic. Usually unctuous and plastic. Hardne...
Barite
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Barite BaSO4 (Barite Group) Crystallography:
Orthorhombic; 2/m2/m2/m. Crystals usually tabular on {001}; often diamond-shaped. May also be coarsely laminated; granular, earthy.
Physical Properties: Cleavage: {...
Andradite
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Andradite Ca3Fe2+3 (SiO4)3 (Garnet Group) Crystallography:
Isometric; 4/m32/m. Common forms are dodecahedron and trapezohedron, often in combination. Also massive, granular.
Physical Properties: Cleavage: None; parting sometimes distinct. Fracture...
BS Element of Month Carbon IA
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1
All About Elements: Carbon
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Fun Facts About… Carbon 1. Graphine, an allotrope of carbon, is the
strongest, thinnest, and best conductor of heat known to man. It was created by scientists using ordin...
Element of Month Lithum Boreal v2
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1
All About Elements: Lithium
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Fun Facts About… Lithium 1. Elemental Lithium can float in mineral oil!
2. Lithium was one of the elements produced during Big Bang Nucleosynthesis. The other tw...
Diopside
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Diopside CaMg Si2O6 (Pyroxene Group) Crystallography:
Monoclinic; 2/m. Crystals prismatic showing square or 8-sided cross section; also granular, massive. Physical Properties: Cleavage: {110}, at 87° and 93°, ...
Boreal Butterfly Power Pack
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Painted Lady Butterfly
Power Pack
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There is no better way to study life cycles than by observing the complete metamorphosis of live butterflies. Provide you...
Quartz(Smoky)
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Quartz (variety Smoky) Si O2 Crystallography:
Hexagonal -R; 32 (low-quartz.) Hexagonal; 622 (high-quartz.) Crystals are commonly prismatic, with prism faces horizontally striated, and usually terminated by a positive and n...
WS Element of Month Sodium Boreal final
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1
All About Elements: Sodium
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Boreal’s All About Elements Series Building Real-World Connections to the Building Blocks of Chemistry
The periodic table of elements is an essential part of any chemistry ...
Beryl
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Beryl Be3 Al2 Si6 O18 Crystallography:
Hexagonal; 6/m2/m2/m. Strong prismatic habit; frequently vertically striated and grooved. Forms usually present consist only of {1010} and {0001}.
Physical Properties: Cl...
Element of Month Lithum Boreal
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1
All About Elements: Lithium
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Fun Facts About… Lithium 1. Elemental Lithium can float in mineral oil!
2. Lithium was one of the elements produced during Big Bang Nucleosynthesis. The other tw...
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