Arthur Lima Hochleitner

Outras informações:
Junior Geologist at WCA Brasil/Nexa Resources Sedex Project - Vazante - MG 
August 2017-December 2017

 Work with Gustavo Diniz Oliveira.
 Coordination of a team of technicians and general helper.
 Geological and geothecnical description (llithology and geological and geothecnical structures) and diamond drill core sampling; Sphalerite (zinc sulphide) and galena (lead sulphide) survey SEDEX MODEL.
 Preparation of presentations to show the updates to management.
 Confection of gelogical sections with geochemical, geophysical and geomechanical data by Geosoft (Oasis Montaj) software.
 Making gelogical sections by CorelDraw software based on the geological section drawn.
 Geological mapping of dolomites, marbles and phyllites.
 Taking geological and geomechanical structures with IQ LOGGER (REFLEX TOOL).


Junior Geologist at WCA Brasil/Nexa Resources VMS Project in the Roosevelt group - MT 
January 2018-October 2018

 Work with Julio Cezar Souza Santos.
 Geological and geothecnical description (lithology and geological and geothecnical structures) and diamond drill core sampling; Sphalerite (zinc sulphide), galena (lead sulphide) survey and chalcopyrite (copper sulphide) VMS MODEL.
 Geological mapping of volcanic sedimentary rocks (andesites, chlorite schists, BIFs and metarenite).
 Taking geological and geomechanical structures with IQ LOGGER (REFLEX TOOL).

Outras informações:
Junior Prospector at WCA Brasil/Votorantim Metais Brownfield Project - Vazante - MG	 September 2016-March 2017

 Work with Mario Caramori and Paulo Ravacci.
 Geological and geothecnical description (lithology and geological and geothecnical structures) and diamond drill core sampling; Willemite survey (zinc silicate) VAZANTE FAULT.
 Preparation of presentations to show the updates to management. 
 Geological mapping of dolomites, marbles and phyllites.
 Taking geological and geomechanical structures with IQ LOGGER (REFLEX TOOL).


Junior Prospector at WCA Brasil/Votorantim Metais Sedex Project - Paracatu - MG 	 
April 2017-July 2017

 Work with Gustavo Diniz Oliveira.
 Coordination of a team of technicians and general helper.
 Geological and geothecnical description (lithology and geological and geothecnical structures) and diamond drill core sampling; Sphalerite (zinc sulphide) and galena (lead sulphide) survey SEDEX MODEL.
 Preparation of presentations to show the updates to management.
 Confection of geological sections with geochemical, geophysical and geomechanical data by Geosoft (Oasis Montaj) software.
 Making gelogical sections by CorelDraw software based on the geological section drawn.
 Geological mapping of dolomites, marbles and phyllites.
 Taking geological and geomechanical structures with IQ LOGGER (REFLEX TOOL).

Outras informações:
Drilling supervisor at LTW Geologia e Meio Ambiente/Avanco Oz Minerals Antas Norte and Pedra Branca Projects PA 
July 2019-February 2020

 Work with Alfredo Rosseto Nunes.
 Marking meter by meter at diamond drilling box to check percentage of drilling/recovery.
 Rock Mass Rating (RMR) (Bieniawski,1976).
 Rock Quality Designation index (RQD) (Deere et al 1967).
 Taking geological and geomechanical structures with IQ LOGGER (REFLEX TOOL).
 Taking photos of diamond drilling core.
 Orientation of diamond drill cores by bottom or top to take geological and geomechanical structures.
 Geological and geothecnical description (lithology and geological and geothecnical structures) and diamond drill core sampling of Antas Norte open pit mine.
 Geological and geothecnical description (lithology and geological and geothecnical structures) and diamond drill core sampling until 900 meters depth at Pedra Branca Project (attempt to enable IOCG underground mine to 2020);
 Rigs inspection to evaluate rock penetration, avoid azimuth deviation and dip of drillholes, and safety drilling. 
 Preparation daily report through drilling production worksheet, showing downtime of corrective maintenance, operation and their reasons.
 Development of tooling drilling techniques to avoid deviation of drillholes.
 Coordination of drilling production gathering with LAYNE (drilling team), LTW (gelogists and technicians), AVANCO/OZ MINERALS (safety and project manager).

Outras informações:
Geologist at Equinox Gold Aurizona Project MA
May 2020-currently working

 Work with Carlos Paranhos
 Geomechanical loggin using RMR89 and NGI-Q systems approaching:
- Intact Rock Strength Rating
- RQD Rating
- Discontinuity Spacing Rating
- Discontinuity Condition Rating (Aperture; Roughness; Infilling; Weathering)
- Jn (Joint set number)
- Jr (Joint roughness)
- Ja (Joint alteration)
 Trained by Madison Raddatz and Amber Blackwell of Knight Piésold Consulting (Geomechanical Consulting)
 Weekly reporting showing the RMC (Rock Mass Classification) of each drillhole described and their features.
 Selection of intervals for PLT(Point Load Test), UCS (Uniaxial Compress System) and Triaxial test.