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Can Horsetail Plants Indicate The Presence Of Gold

Can Horsetail Plants Indicate The Presence Of Gold

2019-6-8 · Equisetum is a living fossil the only living genus of the entire class Equisetopsida which for over 100 million years was much more diverse and dominated the understory of late Paleozoic forests. Some Equisetopsida were large trees reaching to 30 meters tall. The genus Calamites of the family Calamitaceae for example is abundant in coal deposits from the Carboniferous period.

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