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    Sep 01, 2016· This is for two reasons: the magmas tend to be hotter, and therefore less likely to be chromite-saturated; and even when the magmas were chromite-saturated, as they were at Mt. Keith and most of Perseverance (Barnes et al., 2011), chromite crystallisation seems to be supressed in high-flux channel settings, especially when there is sulphide

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    Aug 01, 2020· Based on Arai and Miura (2016) and the references therein, olivines in podiform chromitites, especially those existing as tiny inclusions in chromite are forsterite (Fo up to 96–97), rich in NiO (up to > 1 wt.%), contain ≤ 0.1 wt.% CaO and MnO; the Mg# of olivine and chromite changes from their initial magmatic values and tend to be higher

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