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from article Forensic botany
Surface of a green bean pod, showing its spines using (a) light microscope (courtesy of David O. Norris) and (b) scanning electron microscope (courtesy of Meredith Lane).
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Image
from article Lichens
The ascolichen Teloschistes chrysophthalmus. (Credit: Jason Hollinger)
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from article Lichens
Cuplike lichens of the genus Cladonia. (Credit: Jacinta Lluch Valero)
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from article Chert
Rhythmically bedded radiolarian chert from the Franciscan Complex. Diabio Range. California; of Late Jurassic age.
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from article Asbestos
The King City Asbestos Company mine in the Coalinga asbestos district of San Benito and Fresno Counties in west-central California. This large chrysotile mine was the last asbestos operation in the United States; the mine closed in 2002. (Credit:…
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from article Asbestos
Transmission electron photomicrographs of chrysotile asbestos (a) at 1000× magnification and (b) at 40,000× magnification, where the hollow-tube morphology is visible.
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from article Asbestos
Transmission electron photomicrographs of (a) amosite asbestos, (b) anthophyllite asbestos, (c) crocidolite asbestos, and (d) tremolite-actinolite asbestos. Note that tremolite and actinolite are part of a solid solution series and differ only in…
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from article Ebony
Persimmon (Diospyros virginiana). (Photograph by Dot Paul, National Resources Conservation Service, USDA)
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from article Pluton
Schematic block diagram showing the occurrence of the more common types of plutons.
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from article Dune vegetation
A coastal dune profile.
