You Searched For: Minerals+and+Rocks+Earth+Science+Models
577 results were found
Pegmatitie
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Pegmatite Type:
Igneous; intrusive. Texture/Appearance:
Very coarse-grained, marked by intergrowth of large (up to 1 cm) crystals. In some instances, individual crystals may grow up to several feet.
Color: Varies; mostly l...
Nepheline
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Nepheline (Na,K) AlSiO4 Crystallography:
Hexagonal; 6. Rarely in small prismatic crystals with base; more commonly massive, compact, and in embedded grains.
Physical Properties: Cleavage: {1010} distinct. Frac...
Algae and Cyanobacteria
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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 perm...
Limestone
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Limestone Type:
Sedimentary; chemical or clastic. Texture/Appearance:
Fine to coarsely crystalline; varieties may be dense, compact and graded to brecciated, styliolitic, or oolitic. Stratification usually ind...
Hornfels
/www.boreal.com/images/Hornfels.pdf
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Hornfels Type:
Metamorphic, regional. Texture/Appearance:
Homogeneous; dense, fine-grained. Granoblastic; may have porphyroblasts or any of the minerals present.
Color: Varies; light to dark. May be pink, brow...
WS Element of Month Neon Boreal final
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All About Elements: Neon
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boreal.com | 800-387-9393
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 classroom or science...
Tuff
/www.boreal.com/images/Tuff.pdf
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Tuff Type:
Igneous; extrusive (pyroclastic). Texture/Appearance:
Clastic texture with angular rock and mineral fragments and lapilli mixed with fine-grained volcanic ash, partly cemented by sedimentary materia...
STEM
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STEM Connect Today's Students to Tomorrow's STEM Careers STEM Careers in science, technology, engineering. and math are growing rapidly, and evolving everyday as new innovations are brought to the forefront of our global economy. Boreal Science pr...
Arkose
/www.boreal.com/images/Arkose.pdf
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Arkose Type:
Sedimentary; clastic. Texture/Appearance:
Usually coarse-grained, sometimes with pebbles. Angular to subangular, poorly to moderately well-sorted sand grains. No Fossils.
Color: Gray, pink or redd...
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...
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...
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...
Necturus (Mud Puppy)
/www.boreal.com/images/Necturus_(Mud_Puppy).pdf
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. An end-user permit is required in ...
Mealworms and Darkling Beetles
/www.boreal.com/images/Mealworms_and_Darkling_Beetles.pdf
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...
Clearance
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Clearance Stretch Your Science Budget Shop Deep Discounts on Thousands of Clearance Items Take advantage of the lowest pricing on thousands of activities, supplies, and equipment for every science subject and grade level. Stock up on your favorite...
Anorthite
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Anorthite CaAl2Si2O8(An90-100) (Feldspar Group) (see also Plagioclase) Crystallography:
Triclinic; 1. Crystals usually prismatic parallel to c-axis; twinning as in albite. Commonly massive, cleavable, with gra...
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