Intro to Science Learning Activities

The Plus is Us. Your Texas Personal Account Managers: [email protected] + [email protected] + [email protected] module 5 – impression analysis (footprints, tire tracks) biology TEKS 1A Demonstrate safe practices during laboratory and field inv...

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+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 ...

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wardsci.com 800-962-2660 Microcline K Al Si3 O8 (Feldspar Group) Crystallography: Triclinic; 1. Crystal habit similar to orthoclase. Usually polysynthetically twinned on both the albite and pericline laws, giving characteristic grating or gridiron...

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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 ...

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+ward’ssciencewardsci.com800-962-2660 Anorthosite Type: Igneous; intrusive. Texture/Appearance: Medium to coarse-grained, equigranular with elongated tabular plagioclase. Color: Dark gray to bluish-gray, sometimes lighter shades. Mineralogy/Chemis...

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+ward’ssciencewardsci.com800-962-2660 Augite (Ca,Na) (Mg,Fe,Al,Ti) (Si,Al)2 O6 (Pyroxene Group) Crystallography: Monoclinic; 2/m. Commonly prismatic crystals with rectangular cross-sections, or in granular crystalline masses. Physical Properties: ...

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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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The Plus is Us. Your Texas Personal Account Managers: [email protected] + [email protected] + [email protected] module 6 – blood spatter analysis biology TEKS 1A Demonstrate safe practices during laboratory and field investigations. 2F Collect...

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+ward’ssciencewardsci.com800-962-2660 Bornite (Na,K) AlSi3 O8 (Feldspar Group) Crystallography: Orthorhombic - dipyramidal (2/m 2/m 2/m) Crystals rare; commonly massive. Physical Properties: Cleavage: None. Fracture small conchoidal, uneven; britt...

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+ward’ssciencewardsci.com800-962-2660 Andesite Type: Igneous; extrusive. Texture/Appearance: Generally fine-grained, aphanitic. Massive structure, often porphyritic with phenocrysts standing out in a vitreous or fine-grained groundmass. Color: Dar...

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wardsci.com 800-962-2660 Scoria Type: Igneous; extrusive (volcanic). Texture/Appearance: Fine-grained to glassy; highly vesicular (>50%). Usually heavier and more crystalline than pumice. Color: Dark reddish-brown to black. Mineralogy/Chemistry: B...

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wardsci.com 800-962-2660 Peridotite Type: Igneous; intrusive. Texture/Appearance: Medium to coarse-grained; massive, granular, sometimes porphyritic. Color: Medium gray to greenish-gray. Mineralogy/Chemistry: Ultramafic, with mafic minerals greate...

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wardsci.com 800-962-2660 Talc Mg3 Si4 O10 (OH)2 Crystallography: Monoclinic; 2/m. Rarely in crystals; more often in foliated masses or compact fine- grained aggregates. Compact and massive varieties known as steatite or soapstone. Physical Propert...

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+ward’ssciencewardsci.com800-962-2660 Obsidian Type: Igneous; extrusive Texture/Appearance: Glassy with rare microphenocrysts or spherulites; conchoidal fracture. Color: Shiny black to brown. Mineralogy/Chemistry: A natural glass or rhyolitic (fel...

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wardsci.com 800-962-2660 Forsterite Mg2 Si O4 (Olivine Group) Crystallography: Orthorhombic; 2/m2/m2/m. Rarely in small equidimensional or tabular crystals; usually in granular masses and as rounded grains. Physical Properties: Cleavage: {101} ind...

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+ward’ssciencewardsci.com800-962-2660 Sandstone Type: Sedimentary; clastic. Texture/Appearance: Grains generally sand-sized (1/16–2mm), normally sorted and somewhat rounded. May be poorly to well cemented. May also display visible fossils (not par...

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