You Searched For: Mineral+Collections
53 results were found
Dolomite
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Dolomite CaMg (CO₃)₂ Crystallography: Hexagonal-R; 3. Crystals usually unit rhombohedron, or a steep rhombohedron and base; faces often curved. Twinning common. Also coarse, granular, cleavable masses to fine-...
Gneiss
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Gneiss Type:
Metamorphic; regional. Texture/Appearance:
Foliated, often with distinct banding (segregation) of minerals; some preferred orientation in micas (platy) or hornblende (prismatic crystals). Medium t...
Working with Drosophila
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Drosophila
Drosophila melanogaster is an excellent organism for use in the study of genetics. Its small size, relative ease of mainte- nance, short life cycle, and its ability to produce many offspring have lent it to the demonstration of Mendelia...
Magnetite
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Magnetite Fe+2Fe2+3O4 (Spinel Group) Crystallography:
Isometric; 4/m32/m. Frequently in octahedral crystals; rarely dodecahedral. Commonly coarse-to fine-grained granular, massive.
Physical Properties: Cleavag...
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...
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