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Fe2+Al2(SO4)4.22H2O
Monoclinic
Halotrichite, an iron aluminum sulfate hydrate mineral, was first noted from Sterling Hill by Ewald Gerstmann and was identified using X-ray methods; no chemical or physical data exist. It occurs as small, 1 mm, white, fibrous crystals on pyrite, calcite, and goethite. It is not known from Franklin.
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| Copyright © 1995 by Pete J. Dunn |
Website
by Herb Yeates
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Link
to homepage
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This
page created: January 11, 2001 |
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