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Halkan ka hel xog dhammaystiran, wararkii ugu dambeeyay ee Space & Astronomy, Archeology, Biology, iyo dhammaan waxyaabo cusub oo la yaab leh oo yaab leh.


Waa maxay sirta ka dambaysa fossils-ka sida gaarka ah loo ilaaliyo ee leh dhalaal "dahab" ah? 4

Waa maxay sirta ka dambaysa fossils-ka sida gaarka ah loo ilaaliyo ee leh dhalaal "dahab" ah?

Daraasad dhowaan la sameeyay ayaa lagu ogaaday in qaar badan oo ka mid ah lafaha ka soo jeeda Posidonia shale ee Jarmalka aysan ka helin dhalaalkooda pyrite, oo loo yaqaan dahabka nacas, kaas oo in badan loo maleynayay inuu yahay isha iftiinka. Taa baddalkeeda, midabka dahabiga ah wuxuu ka yimid isku dhafka macdanta kuwaas oo tilmaamaya xaaladaha ay abuurmeen fossils.