Sedimentary Rocks

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...

PDF

+ward’ssciencewardsci.com800-962-2660 Conglomerate Type: Sedimentary; clastic. Texture/Appearance: Coarse-grained rock containing rounded to subangular clasts of greater than 2mm in diameter scattered in a finer-grained matrix of sand, silt, and/o...

PDF

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

PDF

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...

PDF

+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...

PDF

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...

PDF

+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...

PDF

wardsci.com 800-962-2660 Gypsum CaSO4 • 2H2O Crystallography: Monoclinic; 2/m. Crystals commonly simple in habit; tabular on {010}; diamond- shaped, with edges beveled by {120} and {111}. Twinning common on {100}. Also granular, massive. Physical ...

PDF

wardsci.com 800-962-2660 Coal Type: Sedimentary; organic. Texture/Appearance: Peat is a brownish, matted variety of coal consisting of partly decomposed plant remains seen as visible vegetable matter. Lignite is a darker, more compact variety with...

PDF

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...

PDF

Page 1 Species: mexicanum Genus: Ambystoma Family: Ambystomatidae Order: Caudata Class: Amphibia Phylum: Chordata Kingdom: Animalia Conditions for Customer Ownership We are a USDA compliant facility and hold all necessary permits to transport our ...

PDF

ward’s sciencewardsci.com800-962-2660 Hematite Fe2 O Crystallography: Hexagonal -R; 32/m. Crystals thick to thin tabular on {0001}; more rarely rhombohe- dral. Also micaceous to platy, botryoidal to reniform, and commonly earthy. Physical Properti...

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 ...

PDF

+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...

PDF

Page 1 Mud Puppy Necturus Species: maculosus Genus: Necturus Family: Proteidae Order: Caudata Class: Amphibia Subphylum: Vertebrata Phylum: Chordata Kingdom: Animalia Conditions for Customer Ownership We hold permits allowing us to transport these...

PDF

1 All About Elements: Lithium https://wardsci.com/store wardsci.com | 800-962-2660 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 t...

PDF