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Rare Earth Element Projects Seabrook and Big Beaver House

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8<br />

Primary REE Source - Carbonatite<br />

• A Carbonatite is an<br />

igneous rock<br />

comprising at least<br />

50% carbonate<br />

minerals.<br />

• Usually occur as<br />

small plugs within<br />

concentrically<br />

zoned alkalic<br />

intrusive<br />

complexes.<br />

• Greatly enriched in niobium,<br />

rare-earth elements, barium,<br />

strontium, phosphorus, <strong>and</strong><br />

fluorine<br />

Idealized carbonatite pipe (modified from<br />

Jébrack <strong>and</strong> Marcoux, 2008)

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