Metamorphic Rocks

+ward’ssciencewardsci.com800-962-2660 Skarn Type: Metamorphic; contact. Texture/Appearance: Most often coarse-grained and granoblastic with no foliation. Massive structure with zones of mineral concentration. Color: Varies with mineralogy, but usu...

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+ward’ssciencewardsci.com800-962-2660 Schist Type: Metamorphic; regional. Texture/Appearance: Fine to coarse-grained strongly foliated. Granoblastic grading into porphyrob- lastic, with mineral segregation banding usually present. Individual miner...

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+ward’ssciencewardsci.com800-962-2660 Phyllite Type: Metamorphic, regional. Texture/Appearance: Very fine-grained showing strong schistosity; commonly displaying crenulated (wavy) cleavage. Generally coarser than slate. Cleavage surface exhibits a...

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wardsci.com 800-962-2660 Anthracite Type: Metamorphic; regional. Texture/Appearance: Homogeneous, shiny, hard, scaly and compact. Subconchoidal fractures; glassy looking. Color: Dark brown to black, lustrous. Mineralogy/Chemistry: 92%–98% fixed ca...

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+ward’ssciencewardsci.com800-962-2660 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...

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Page 1 Density Columns Recommended Grade Level(s): Appropriate for: Middle school and High school Time Requirements: Activity Time: 30 minutes Teaching Topics & Concepts: • Density, mass, separation methods, solubility, diffusion, immiscibility, h...

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wardsci.com 800-962-2660 Serpentinite Type: Metamorphic; regional. Texture/Appearance: Fine to coarse-grained, lamellar or mesh-like; massive with frequent zonations and veins. Color: Dark green to black. Mineralogy/Chemistry: Ultramafic; composed...

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Almandine Fe3+2 Al2 (SiO4)3 (Garnet Group) Crystallography: Isometric; 4/m32/m. common forms are dodecahedron and trapezohedron. Also massive, granular. Physical Properties: Cleavage: Not prominent; {110} parting sometimes distinct. Fracture subco...

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Conditions for Customer Ownership We hold permits allowing us to transport these organisms. To access permit conditions, click here. Never purchase living specimens without having a disposition strategy in place. There are currently no USDA permit...

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Page 1 Mealworm & Darkling Beetle Species: molitor Genus: Tenebrio Family: Tenebrionidae Order: Coleoptera Class: Insecta Phylum: Arthropoda Kingdom: Animalia Conditions for Customer Ownership We are a USDA compliant facility and hold all necessar...

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1 All About Elements: Carbon http://wardsci.com https://wardsci.com/store wardsci.com | 800-962-2660 2 3 Fun Facts About… Carbon 1. Graphine, an allotrope of carbon, is the strongest, thinnest, and best conductor of heat known to man. It was creat...

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wardsci.com 800-962-2660 Pyrrhotite Fe1-xS (x = 0 - 0.17) Crystallography: Monoclinic; 2/m (below about 250°C). Hexagonal; 6/m3/m2/m for high tempera- ture forms. Crystals rare, usually tabular to platy on {0001}. Also massive, granular. Physical ...

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wardsci.com 800-962-2660 Slate Type: Metamorphic; regional. Texture/Appearance: Fine-grained; lacks mineral segregation banding, displays rock cleavage in one direction. Surface may appear somewhat smooth and shiny. Color: Various, including dark ...

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Rock Specimens Discover the widest selection of rock specimens, hand-selected from around the globe for their highly-detailed representation of key structures and features for hands-on study, research, and display. Choose individual specimens, or ...

Working with Planaria © 2021 Ward’ s Science. All rights reserved. Rev. 2021 https://www.wardsci.com/store/ Page 2 Planaria are free-living aquatic flatworms known as Turbellarians, of the phylum Platyhelminthes (Greek for “flatworm”). Turbellaria...

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wardsci.com 800-962-2660 Breccia Type: Sedimentary; clastic. Texture/Appearance: Coarse-grained, angular rock fragments cemented in a fine- to very fine-grained matrix. Clasts have sharp edges. Color: Variable. Mineralogy/Chemistry: Composition va...

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