Sentences with phrase «mineral goethite»
Studies of the common mineral goethite (α - FeOOH) have shown that it contains small quantities of a carbonate component (Fe (CO3) OH), the concentration and carbon isotope content of which preserves a record of ambient PCo2at the time of formation4 — 7.
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Professor Barber found that the teeth contain a hard mineral known as goethite, which forms in the limpet as it grows.