'Potassium feldspar' diaporamas de présentation

Chapter 3 Matter and Minerals

Chapter 3 Matter and Minerals. Minerals: Building blocks of rocks. By definition a mineral is Naturally occurring Inorganic solid Ordered internal molecular structure Definite chemical composition Rock A solid aggregate of minerals. Composition of minerals. Elements

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magma

ROCK CYCLE. magma. melting. crystallization. metamorphic rocks. igneousrocks. weathering & erosion. metamorphism. sediments. (clastic) sedimentary rocks. transportation, deposition, & lithification. MAGMA = molten rock + suspended mineral grains + dissolved gases

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WHAT IS A MINERAL?

WHAT IS A MINERAL?. Naturally occurring Inorganic Solid Crystalline structure Specific physical and chemical properties. CRYSTALLINE (molecular structure). Amethyst. HOW DO MINERALS AND ROCKS DIFFER?. green Olivine mineral in igneous basalt rock . clear Quartz mineral .

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Topic: Igneous Rocks

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Rocks are aggregates of minerals. Many are silicate minerals.

Rocks are aggregates of minerals. Many are silicate minerals. This granite, an igneous rock, has Quartz, an amphibole called Hornblende, a pink potassium feldspar, and a white Plagioclase feldspar. Rock-forming Minerals.

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Mineral Groups

Mineral Groups. Chapter 5.4. Major Mineral Groups. Silicates Carbonates Oxides and Sulfides. I Silicate Group. 90% of all minerals fall within this group Silicon and oxygen compound with some type of metallic element Forms a silica tetrahedron = 4 oxygen bound to 1 silicon atom

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Decay Behavior of Parent and Daughter Atoms

Decay Behavior of Parent and Daughter Atoms. Deriving the age equation. The change in the number of parent atoms is proportional to the total number of parent atoms. N: Number of atoms t: Time - d N / d t ? N

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Types of Sedimentary Rocks

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Examples of Foliation

Examples of Foliation. Phyllite. Gneiss. Examples of Foliation. Slate. Examples of Nonfoliated or Granular Texture. Marble. Quartzite. Regional Metamorphism Example. low grade. intermediate grade. high grade. Metamorphic Grade.

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Geology 103 Sedimentology and Stratigraphy Tim Horner Geology Department, CSU Sacramento

SACRAMENTO. STATE. Geology 103 Sedimentology and Stratigraphy Tim Horner Geology Department, CSU Sacramento. Lecture #2: Siliciclastic rock identification (shale, siltstone and conglomerate) Reading assignment: Boggs, 5 th ed., pp. 101-122. Changes in clay

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Wanted Dead or Alive

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