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  • Teaching Mineral Identification

    2017 7 9ensp;0183;ensp;The Teaching Mineral Identification Packet is available here.Over 160 PDF pages of ready to run materials covering The Chemistry of Minerals, Mineral Identification amp; Mining in Missouri.

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  • WHAT IS THE DIFFERENCE BETWEEN A ROCK AND

    WHAT IS THE DIFFERENCE BETWEEN A ROCK AND WHAT IS A MINERAL. What is the difference between a rock and what is a mineral? A mineral, by definition, is any naturally occurring, inorganic substance, often additionally characterized by an exact crystal structure.Its chemical structure can be exact, or can vary within limits. Native elements that occur naturally are also considered minerals.

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  • GeoMan's Mineral Identification Tests

    2017 2 28ensp;0183;ensp;Background Information. In simple terms, our planet is just a big ball of very hot stuff which, at the surface where it is exposed to space, has cooled to form crystalline solids (igneous rocks) composed of minerals.

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  • What are Minerals? What are Mineral Properties?

    2018 11 4ensp;0183;ensp;A mineral is a naturally occurring, inorganic solid, with a definite chemical composition and ordered internal structure.

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  • Lustre (mineralogy)

    2018 10 26ensp;0183;ensp;Lustre or luster is the way light interacts with the surface of a crystal, rock, or mineral.The word traces its origins back to the Latin lux, meaning quot;lightquot;, and generally implies radiance, gloss, or brilliance.. A range of terms are used to describe lustre, such as earthy, metallic, greasy, and silky.Similarly, the term vitreous (derived from the Latin for glass, vitrum) refers to a glassy

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  • Mineral Identification Chart Mineral Properties

    2018 11 4ensp;0183;ensp;This mineral identification chart was created by Art Crossman as a course project at Mansfield University in 1997. He did an outstanding job, organizing minerals on the chart in a systematic way according to their properties.

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  • Selenite (mineral)

    2018 10 23ensp;0183;ensp;Selenite, satin spar, desert rose, and gypsum flower are four varieties of the mineral gypsum; all four varieties show obvious crystalline structure. The four quot;crystallinequot; varieties of gypsum are sometimes grouped together and called selenite. All varieties of gypsum, including selenite and alabaster, are composed of calcium sulfate dihydrate

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