Swati Santosh Ghadi

2 Questions 2 Answers 0 Followers

Questions related from Swati Santosh Ghadi

Why there are two colours in the carbonate rhomb in a BIF sample?

The sample is a BIF thin section viewed under PPL. A rhomb-shaped mineral, likely ankerite, appears in two colours. Could this be due to compositional zoning between two different carbonates (one...

last month 5,276 0 View

Sedimentary Pyrites and hematite belong to different iron formation facies, how is it that they co-exist in BIF?

Please find attached an image of the thin section showing pyrite occurring as disseminated grains within the carbonate bands of the BIF. The iron-rich bands are composed of fine-grained hematite....

07 July 2025 8,555 4 View