Mineral quantification at deposit scale using drill-core hyperspectral data: A case study in the Iberian Pyrite Belt

• Published in: Ore geology reviews Vol. 139; p. 104514
• Main Authors: De La Rosa, Roberto, Khodadadzadeh, Mahdi, Tusa, Laura, Kirsch, Moritz, Gisbert, Guillem, Tornos, Fernando, Tolosana-Delgado, Raimon, Gloaguen, Richard
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.12.2021
• Subjects: 3D modelling; Dictionary learning; Drill-cores; Hyperspectral data; Machine learning; Mineral quantification; Mineral quantification; Hyperspectral data; Drill-cores; 3D modelling; Dictionary learning; Machine learning

[Display omitted] •Machine learning workflow to quantify minerals using drill-core hyperspectral data.•Mineral quantification in a 3D environment for vectoring towards mineralization.•Dictionary learning technique to exploit co-register SEM-MLA with hyperspectral data.•Mineral assemblages and chemic...