ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Amphiboles, which are hydroxyl-bearing double-chain silicates, are important constituents of the crust4'5. They occur not only in a variety of igneous and metamorphic rocks that crystallized at moderate temperatures and pressures, but also in alkali amphiboles such as Na2(Mg,Fe2+)3(Al,Fe3+) ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/240033a0
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