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I MINERALI E LE ROCCE - Centro Studi Naturalistici

I MINERALI E LE ROCCE - Centro Studi Naturalistici

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COMPOSIZIONE DELLA TERRA SOLIDA<br />

% IN PESO<br />

45<br />

40<br />

35<br />

30<br />

25<br />

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E<strong>LE</strong>MENTI<br />

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<strong>Centro</strong> <strong>Studi</strong> <strong>Naturalistici</strong> Via IV Novembre n° 20 - 20833 Paina di Giussano (MB) Tel. + 39 0362/563231 - 3771305333

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