Timing of weathering-induced alteration and manganese deposits in Western Australia: evidence from K/Ar and 40Ar/39Ar dating
Date
1999
Authors
McDougall, Ian
Chivas, A
Journal Title
Journal ISSN
Volume Title
Publisher
Economic Geology Publishing Company
Abstract
Under particular climatic conditions, tetravalent K-Mn oxides can be formed during terrestrial chemical weathering of Mn ores. In this study the results of K/Ar and 40Ar/ 39Ar dating of weathering-related K-Mn oxides (mainly cryptomelane (K,Ba)Mn 8O 16 ยท
Description
Keywords
Keywords: chronology; manganese deposit; mineral alteration; weathering; Australia
Citation
Collections
Source
Economic Geology; Bulletin of the Society of Economic Geologists
Type
Journal article