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| तत्व | अयस्क |
|---|---|
| $1$. लिथियम | $a$. बेरिल |
| $2$. सोडियम | $b$. स्पोड्यूमीन |
| $3$. बेरिलियम | $c$. जिप्सम |
| $4$. कैल्शियम | $d$. कार्नालाइट |
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