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1 All About Elements: Fluorine http://boreal.com 2 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 chemistr...

1 All About Elements: Oxygen http://boreal.com boreal.com | 800-387-9393 2 3 Fun Facts About… Oxygen 1. Oxygen constitutes 21% of our atmosphere, nearly half the mass of the earth’s crust and about two thirds of the human body. It is the third mos...

wardsci.com 800-962-2660 Illite (K, H3O) (Al, Mg, Fe)2 (Si, Al)4 O10 [(OH)2, H2O] Crystallography: Monoclinic. Crystals not distinguishable; usually in clay-like masses, either compact or friable. Physical Properties: Cleavage: {001} perfect, but ...

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...

wardsci.com 800-962-2660 Opal SiO2 • nH2O Crystallography: None, amorphous. Massive, often in rounded and botryoidal forms, sometimes pisolitic. Physical Properties: Cleavage: None; conchoidal fracture. Hardness: 5.0-6.0. Specific Gravity: 2.0-2.2...

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

wardsci.com 800-962-2660 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...

+ward’ssciencewardsci.com800-962-2660 Oligoclase (Na,Ca) Al (Al,Si) Si2O8 (An10-30) (Feldspar Group) (see also Plagioclase) Crystallography: Triclinic; 1. Crystals usually tabular parallel to {010}; twinning frequent as in albite. Commonly as irre...

1 All About Elements: Helium https://boreal.com/store/ boreal.com | 800-387-9393 2 3 Fun Facts About…Helium 1. Helium is the second most abundant ele- ment after hydrogen in the universe and solar system. Approximately 11.3% of all atoms in the un...

1 All About Elements: Neon 2 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...

United States Department of Agriculture Animal and Plant Health Inspection Service Plant Protection & Quarantine 4700 River Road Riverdale, MD 20737 Permit to Move Live Plant Pests, Noxious Weeds, and Soil Interstate Movement Regulated by 7 CFR 33...

1 All About Elements: Carbon http://boreal.com boreal.com | 800-387-9393 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 created by scientists using ordin...

1 All About Elements: Nitrogen http://boreal.com 2 3 boreal.com | 800-387-9393 Fun Facts About… Nitrogen 1. Nitrogen is the fourth most abundant element in the universe and it makes up the majority of the earth’s atmosphere, at a staggering 78 per...

United States Department of Agriculture Animal and Plant Health Inspection Service Plant Protection & Quarantine 4700 River Road Riverdale, MD 20737 Permit to Move Live Plant Pests, Noxious Weeds, and Soil Interstate Movement Regulated by 7 CFR 33...

United States Department of Agriculture Animal and Plant Health Inspection Service Plant Protection & Quarantine 4700 River Road Riverdale, MD 20737 Permit to Move Live Plant Pests, Noxious Weeds, and Soil Interstate Movement Regulated by 7 CFR 33...

United States Department of Agriculture Animal and Plant Health Inspection Service Plant Protection & Quarantine 4700 River Road Riverdale, MD 20737 Permit to Move Live Plant Pests, Noxious Weeds, and Soil Interstate Movement Regulated by 7 CFR 33...