You Searched For: Single+Crystals+and+Gemstones+Mineral+Specimens
547 results were found
Schorl
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Schorl (Tourmaline Group) Na Fe3+2 Al6 (BO3)3 Si6 O18 (OH)4 Crystallography:
Hexagonal -R; 3m. Usually in prismatic crystals with rounded triangular cross- section due to prominent trigonal prism and subordina...
Geology Resources
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Geology Resources Superior Quality Specimens, Activities, and Collections, Plus Expert Support Since 1862, Ward's Science has pioneered revolutionary new ways to bring the study of rocks, minerals and fossils from around the globe to classrooms an...
Calcite
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Calcite CaCO3 Crystallography:
Hexagonal-R; 32/m. Crystals are extremely varied in habit and can be highly complex. Three important habits include: prismatic, rhombohedral, and scalenohedral. Twinning is also ...
Ward's Geology
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Ward's Geology Superior Quality Specimens, Activities, and Collections, Plus Expert Support Since 1862, Ward’s Science has pioneered revolutionary new ways to bring the study of rocks, minerals and fossils from around the globe to classrooms and r...
Ward's Geology
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Ward's Geology Superior Quality and Selection with Custom Preparations The most comprehensive lab activities and environmental research requires the highest quality materials – and we know every lab and research topic is unique. That’s why Ward’s ...
Welcome to Boreal Science
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Boreal Science Painted Lady Butterflies Order now for spring life cycle lessons. Shop Now Boreal Science Catalogue Shop our digital catalogue today. See What's New The next level of pH & ORP Measurement! Get a FREE compact mini-stirrer with the pu...
Diamond
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Diamond C Crystallography:
Isometric; 4/m32/m. Crystals usually octahedral, but can be cubic or dodecahedral; curved faces are frequently observed.
Physical Properties: Cleavage: {111} perfect; 4-cleavage directions. Fract...
Staurolite
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Staurolite (Fe+2, Mg, Zn)2 Al9 (Si, Al)4 O22 (OH)2 Crystallography:
Monoclinic (pseudo-orthorhombic); 2/m. Crystals prismatic with common forms {110}, {001}, and {101}. Cruciform twins very common (at nearly 9...
World-Class Earth & Space Products for Every Classroom
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World-Class Earth & Space Products for Every Classroom Get hands-on activities, equipment, and models to support lesson plans that inspire students at every grade level to learn Earth Science and Geology concepts. Our products are aligned with you...
Biotite
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Biotite K (Mg, Fe+2)3 (Al, Fe+3) Si3 O10 (OH,F)2 (Mica Group) Crystallography: Monoclinic; 2/m. Usually in irregular foliated masses, and rarely in tabular or short prismatic crystals. Physical Properties:
Cle...
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...
Montmorillonite
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Montmorillonite (Na,Ca)0.3 (Al, Mg)2 Si4 O10 (OH)2 • nH2O Crystallography:
Monoclinic. Always in earthy masses; crystals not distinguishable. Physical Properties:
Cleavage: None apparent; usually unctuous and plastic. Hard...
Chalcopyrite
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Chalcopyrite Cu Fe S2 Crystallography:
Tetragonal; 42m. Usually massive; crystals commonly tetrahedral in aspect with the disphenoid.
Physical Properties: Cleavage: Indistinct. Fracture uneven; brittle. Hardness: 3.5-4.0. ...
Custom Geology Solutions
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Custom Geology Solutions Custom Geology Solutions For over 150 years, Ward's Science has been supporting geology educators with custom geology specimens to match their teaching needs. Our founder Henry Ward was one of the first to offer custom geo...
Working with Insects
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Working with Insect Cultures
Blowflies and Fleshflies Calliphora sp., Sarcophaga bullata
In addition to blowflies and fleshflies, the order Diptera also includes mosquitoes, midges, and sawflies. All of these insects provide examples of complete m...
Ward's Custom Kit Solutions
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Ward's Custom Kit Solutions Your Materials, Your Way Ward's Custom Kit Solutions Ward's Science provides custom kitting solutions to help you and your students save time and money. We'll sources, organize, label, package, and ship your materials, ...
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