A hydrated oxide of chromium as a pseudomorph after eskolaite, Outokumpu, Finland

A new chromium mineral, hydrated oxide of chromium, has been identified as a pseudomorph after eskolaite, C2O3 in the Outokumpu orebody. Electron microprobe analyses suggest the formula as 2 (Cr1.77V0.16Al0.04Fe0.03O3 • 3(H2O) The mineral is orthorhombic, a0 = 5.918 Å, b0 = 8.610 Å, c0 = 9.727 Å, Z...

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Bibliographic Details
Main Authors: Y. Vuorelainen, T.A. Häkli, M. Kataja
Format: Article
Language:English
Published: Geological Society of Finland 1968-12-01
Series:Bulletin of the Geological Society of Finland
Online Access:http://www.geologinenseura.fi/bulletin/Volume40/sgs_bt_040_pages_125_129.pdf