Cholestane

Rarity: Common

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Notion

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Science and technology

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What Wikipedia says

Cholestane is a saturated tetracyclic steroid biosynthetically derived from triterpenoids. This 27-carbon biomarker is produced by diagenesis of cholesterol and is one of the most abundant biomarkers in the rock record.

Excerpt from the Wikipedia article “Cholestane”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Calvero., Public domain, via Wikimedia Commons.