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Mercer Co Dist Library - Langsdon Rock and Mineral Collection

Celina, Ohio
by

Eric Lochtefeld

on 1 November 2015

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Transcript of Mercer Co Dist Library - Langsdon Rock and Mineral Collection

Fluorite
Calcite Stacked Cubes from China
Iceland Spar
Sedimentary Rock
Quartz from
Arkansas
Amethyst Geode From Brazil
Fluorite
Geode
Flint Arrowhead
Jade from China
Igneous Rock
Apache Tear
Obsidian
Sulfur
Pyrite from Colorado
Azurite
Malachite
Native
Copper
Metamorphic Rock
Kyanite from Brazil
Garnet
Garnet
Bornite
Ron and Ruth Langsdon
Donors of the Langsdon Mineral Collection
So... What is all of this used for?
Sand - Magnified 300x
Feldspar
Full transcript