問題一覧
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Its an naturally occuring inorganic solids with crystallized structure
Minerals
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How can you say its Organic
Contains Carbon - Life
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How can you say its Non Organic
Does Not contains carbon - Still
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Minerals are?
1. Building blocks of rocks 2. Become part of or develop into rocks, in which case the become known as rock-forming minerals
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Usually associated with igneous rocks
Metallic Mineral Resources
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Hard, ductile, malleable pure substances that are melted to obtain new products
Metallic Mineral Resources
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Metallic Mineral Resources Examples
Copper, Silver, Gold
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Nonmetallic Mineral Resources Examples
Graphite, Dolomite, Limestone, Mica
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Can be easily disintegrated into rocks
Nonmetallic Mineral Resources
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Does not or has the opposite properties of the metallic mineral resources
Nonmetallic Mineral Resources
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The physical properties of mineral
Color, Streak, Hardness, Cleavage and Fracture, Crystalline Structure, Transparency, Magnetism, Tenacity, Luster, Odor, Specific Gravity
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Most evident characterisitc, first property used to identify minerals Least reliable means of identifying minerals
Color Most common color/s: White and Transparent
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The color of mineral in powder form
Streak Disadvantage of pulverizing minerals is tedious, making the mineral lose its integrity
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The mineral's resistance to scratching
Hardness
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Scale that used to define the Hardness of one thing
Mohs Hardness Scale
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Who invented Mohs Hardness Scale
Friedrich Mohs
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How minerals break into pieces
Cleavage and Fracture
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Break smoothly
Cleavage
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Break in any direction
Fracture
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Periodic array or unique arrangement of atoms
Crystalline Structure(crystal lattice)
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Minerals that don't have crystalline structure are called?
Amorphous Crystals
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Extent of light that can pass through the minerals
Transparency
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Light passes through and can be seen clearly
Transparent
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Light passes through the mineral but not seen clearly
Translucent
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Doesn't transmit light
Opaque
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Ability to attract or repel other minerals
Magnetism
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Ability to hold its particles together
Tenacity
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Resistance to stress such as bending, crushing, breaking, or tearing
Tenacity
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How much light is reflected
Luster
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Distinct smell that is released from a chemical reaction
Odor
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Manifested when the minerals is subjected to water, heat, air, friction
Odor
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How heavy the mineral is by its weight in water, density of the minerals
Specific Gravity
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Minerals are high in specific gravity
Metallic Minerals
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Minerals are lower in specific gravity
Non-metallic minerals
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Chemical Properties of Minerals
Silicate Class, Carbonate Class, Sulphate Class, Halide Class, Oxide Class, Sulphide Class, Phosphate Class, Element Class
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90% of earth's crust
Silicate Class
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Used in glass and ceramics
Silicate Class
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Deposited in marine environments
Carbonate Class
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Used in drug development, glass making, pulp and paper industry
Carbonate Class
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Found in areas with high evaporation rates
Sulphate Class
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Mined for fertilizers and salt preparations
Sulphate Class
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Contains natural salts
Halide Class
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Used for table salt, steel, and aluminum production
Halide Class
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Oxygen combined with metals
Oxide Class
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Used for water treatment
Oxide Class
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Economic Significant
Sulphide Class
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Used in electrical wires and construction materials
Sulphide Class
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Important biological mineral
Phosphate Class
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Used in phosphate fertilizers
Phosphate Class
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Contains pure native elements
Element Class
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Includes metals and semimetals
Element Class
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Types of rocks
Igneous Rocks, Sedimentary Rocks, Metamorphic Rocks
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Formed from cooling and solidification of magma
Igneous Rocks
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Latin word Igneous Rocks
"Ignis"
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Ignis means?
fire
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Formed from material deposits on Earth's surface
Sedimentary Rocks
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Shows distinct layering or bedding
Sedimentary Rocks
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Fossils are often preserved in these rocks
Sedimentary Rocks
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Formed from exposure to high pressure and/or temperature
Metamorphic Rocks
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Used for building materials, artwork, and decoration
Matamorphic Rocks