You Searched For: Rock+Collections

+ward’ssciencewardsci.com800-962-2660 Muscovite K Al2 (Si3 Al) O10 (OH, F)2 (Mica Group) Crystallography: Monoclinic; 2/m. Distinct crystals rare; usually tabular with prominent {001}. Usually in lamellar masses or small flakes. Foliated in large ...

+ward’ssciencewardsci.com800-962-2660 Amphibolite Type: Metamorphic; regional. Texture/Appearance: Massive to foliated; gneissic to schistose. Color: Black to dark-green often speckled with white. Mineralogy/Chemistry: Mafic; composed primarily of...

wardsci.com 800-962-2660 Dolostone Type: Sedimentary, chemical. Texture/Appearance: Fine to coarsely crystalline grain size; sugary (saccharoidal). May contain various fossil relicts, molds, and casts. Stratification absent or irregular. Color: Li...

+ward’ssciencewardsci.com800-962-2660 Halite NaCl Crystallography: Isometric; 4/m32/m. Cubic habit; other forms very rare. Also massive, granular to compact. Physical Properties: Cleavage: {001} perfect. Fracture conchoidal; rather brittle. Hardne...

1 All About Elements: Lithium https://boreal.com/store/ boreal.com | 800-387-9393 2 3 Fun Facts About… Lithium 1. Elemental Lithium can float in mineral oil! 2. Lithium was one of the elements produced during Big Bang Nucleosynthesis. The other tw...

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 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-...

wardsci.com 800-962-2660 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...

+ward’ssciencewardsci.com800-962-2660 Diabase Type: Igneous; intrusive. Texture/Appearance: Often porphyritic; characterized by an ophitic groundmass where intersecting plagioclase laths are partially or completely enclosed by pyroxene. Massive wi...

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

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, ...

+ward’ssciencewardsci.com800-962-2660 Sodalite Na8 Al6 Si6 O24 Cl2 Crystallography: Isometric; 43m. Crystals rare, usually dodecahedrons. More commonly massive, granular. Physical Properties: Cleavage: {011} poor. Fracture conchoidal to uneven; br...

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

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

ward’s sciencewardsci.com800-962-2660 Greenstone Type: Metamorphic; regional. Texture/Appearance: Fine-grained, massive or compact; generally non-schistose. Color: Dark, green. Mineralogy/Chemistry: Mainly composed of chlorite, actinolite, epidote...

Experience Science Olympiad at Home With Elementary Science Olympiad Signature Kits Experience Science Olympiad at Home Exclusively available from Ward’s Science in partnership with Science Olympiad, Elementary Science Olympiad Signature Kits enco...