Photogrammétrie 3D – Trouver de l’or entre les feuilles et rifles de schistes d’ardoises
Les trous, aspérités et rifles entre les feuilles de schiste ardoisier sur le bedrock sont d’excellents pièges à particules d’or.
Read MoreLes trous, aspérités et rifles entre les feuilles de schiste ardoisier sur le bedrock sont d’excellents pièges à particules d’or.
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