![Earth Sciences Museum on Twitter: "Now here's a fantastic specimen! This marvellously striated rock is a banded iron formation! Our banded iron formation is sedimentary rock comprising interbedded layers of red jasper Earth Sciences Museum on Twitter: "Now here's a fantastic specimen! This marvellously striated rock is a banded iron formation! Our banded iron formation is sedimentary rock comprising interbedded layers of red jasper](https://pbs.twimg.com/media/FFAHgg1X0AUSeX8.jpg)
Earth Sciences Museum on Twitter: "Now here's a fantastic specimen! This marvellously striated rock is a banded iron formation! Our banded iron formation is sedimentary rock comprising interbedded layers of red jasper
![Seeing through the magnetite: Reassessing Eoarchean atmosphere composition from Isua (Greenland) ≥3.7 Ga banded iron formations - ScienceDirect Seeing through the magnetite: Reassessing Eoarchean atmosphere composition from Isua (Greenland) ≥3.7 Ga banded iron formations - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S1674987117300464-fx1.jpg)
Seeing through the magnetite: Reassessing Eoarchean atmosphere composition from Isua (Greenland) ≥3.7 Ga banded iron formations - ScienceDirect
![Mineralogical Society of Arizona - FIELD TRIP: Mingus Mountain Banded Iron Formation (Saturday, September 25, 2021) Mineralogical Society of Arizona - FIELD TRIP: Mingus Mountain Banded Iron Formation (Saturday, September 25, 2021)](https://www.msaaz.org/resources/Pictures/Banded%20Iron%20Formation%201.jpg)
Mineralogical Society of Arizona - FIELD TRIP: Mingus Mountain Banded Iron Formation (Saturday, September 25, 2021)
![File:Jaspilite banded iron formation (BIF) (Negaunee Iron-Formation, Paleoproterozoic, 1.874 or 2.11 Ga; Jasper Knob, Ishpeming, Michigan, USA) 246.jpg - Wikimedia Commons File:Jaspilite banded iron formation (BIF) (Negaunee Iron-Formation, Paleoproterozoic, 1.874 or 2.11 Ga; Jasper Knob, Ishpeming, Michigan, USA) 246.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/b/b0/Jaspilite_banded_iron_formation_%28BIF%29_%28Negaunee_Iron-Formation%2C_Paleoproterozoic%2C_1.874_or_2.11_Ga%3B_Jasper_Knob%2C_Ishpeming%2C_Michigan%2C_USA%29_246.jpg)
File:Jaspilite banded iron formation (BIF) (Negaunee Iron-Formation, Paleoproterozoic, 1.874 or 2.11 Ga; Jasper Knob, Ishpeming, Michigan, USA) 246.jpg - Wikimedia Commons
![A) Typical bedded jasper and hematite banded iron formation that was... | Download Scientific Diagram A) Typical bedded jasper and hematite banded iron formation that was... | Download Scientific Diagram](https://www.researchgate.net/publication/258612109/figure/fig4/AS:297326523502592@1447899575164/A-Typical-bedded-jasper-and-hematite-banded-iron-formation-that-was-the-primary.png)