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Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
Reserve from the case
Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
Chemical Composition: NaFeSi2O6
Approximate size of 1 tooth: 12cm x 9
Approximate Weight of 1 piece: 830g
5cm Approximate Weight for 1 piece: 110g
Iridescent Goethite - Mineral higher crown Chemical Composition: NaFeSi2O6Mined from: Tharsis, Spain Description: Iridescent goethite from Tharsis, Spain, is a variety of the mineral goethite (FeO(OH)) that exhibits a shimmering, rainbow like play of colors on its surface and a lovely botryoidal composition. This iridescence is typically caused by the thin film interference of light within microscopic layers or inclusions on the mineral's surface. The region of Spain from which these specimens are sourced is known for its
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US$ 185.00
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