ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[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+) ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/240033a0
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