SAQA All qualifications and part qualifications registered on the National Qualifications Framework are public property. Thus the only payment that can be made for them is for service and reproduction. It is illegal to sell this material for profit. If the material is reproduced or quoted, the South African Qualifications Authority (SAQA) should be acknowledged as the source.
SOUTH AFRICAN QUALIFICATIONS AUTHORITY 
REGISTERED UNIT STANDARD THAT HAS PASSED THE END DATE: 

Leach gold-bearing material by means of chlorine 
SAQA US ID UNIT STANDARD TITLE
10547  Leach gold-bearing material by means of chlorine 
ORIGINATOR
SGB Mining and Minerals 
PRIMARY OR DELEGATED QUALITY ASSURANCE FUNCTIONARY
-  
FIELD SUBFIELD
Field 06 - Manufacturing, Engineering and Technology Manufacturing and Assembly 
ABET BAND UNIT STANDARD TYPE PRE-2009 NQF LEVEL NQF LEVEL CREDITS
Undefined  Regular  Level 3  NQF Level 03  9 
REGISTRATION STATUS REGISTRATION START DATE REGISTRATION END DATE SAQA DECISION NUMBER
Passed the End Date -
Status was "Reregistered" 		 2005-04-13  2008-04-13  SAQA 0859/05 
LAST DATE FOR ENROLMENT LAST DATE FOR ACHIEVEMENT
2009-04-13   2012-04-13  

In all of the tables in this document, both the pre-2009 NQF Level and the NQF Level is shown. In the text (purpose statements, qualification rules, etc), any references to NQF Levels are to the pre-2009 levels unless specifically stated otherwise.  

This unit standard is replaced by: 
US ID Unit Standard Title Pre-2009 NQF Level NQF Level Credits Replacement Status
256717  Leach gold-bearing material by means of chlorine  Level 3  NQF Level 03  9   

PURPOSE OF THE UNIT STANDARD 
This unit standard is for persons responsible for leaching gold-bearing material by means of chlorine. A person credited with this unit standard can:
  • Demonstrate knowledge relating to the leaching of gold-bearing material.
  • Prepare to leach material.
  • Leach material.
  • Complete the duties pertaining to the leaching process. 
    		•

    LEARNING ASSUMED TO BE IN PLACE AND RECOGNITION OF PRIOR LEARNING 
    Literacy and numeracy at ABET 3 or equivalent.

    Competency in the following:
  • Transferring of fluids by means of a centrifugal pump
  • Safe handling of hazardous chemicals
  • Sampling of material in a metallurgical process
  • Determination of chemical concentrations by means of volumetric titration
  • Basic rigging and slinging techniques 
    		•

    UNIT STANDARD RANGE 
    None. 

    Specific Outcomes and Assessment Criteria: 

    SPECIFIC OUTCOME 1 
    Demonstrate knowledge relating to the leaching of gold-bearing material. 

    ASSESSMENT CRITERIA     

    ASSESSMENT CRITERION 1 
    1. The legal and specified requirements pertaining to the leaching process and the consequences of not adhering to the above are explained. 

    ASSESSMENT CRITERION 2 
    2. The importance of leaching gold-bearing material, in terms of achieving specified production requirements and up- and down stream operational requirements, is explained. 

    ASSESSMENT CRITERION 3 
    3. Hazards and associated risks identified through specified risk assessment procedures, and the actions to be taken should they be encountered are explained. 

    ASSESSMENT CRITERION 4 
    4. The specified principal components of the leaching system are identified and their functions explained. 
    ASSESSMENT CRITERION RANGE 
    Range must include:
  • Leach tanks components,
  • Auxiliary systems,
  • Safety devices,
  • Interlock systems.
     
    		•

    ASSESSMENT CRITERION 5 
    5. Specified lock-out procedures pertaining to the leaching system and the consequences of non-compliance are explained. 

    ASSESSMENT CRITERION 6 
    6. The specified operating parameters and control methods and the consequences of not adhering to these are explained. 

    ASSESSMENT CRITERION 7 
    7. The specified factors affecting the optimum performance of the leaching process are explained. 

    ASSESSMENT CRITERION 8 
    8. The specified elementary principles of the leaching process are explained. 

    ASSESSMENT CRITERION 9 
    9. The specified communication requirements pertaining to the leaching process and the consequences of non-compliance are explained. 

    ASSESSMENT CRITERION 10 
    10. The specified colour coding and symbolic signs pertaining to the leaching process are explained. 

    ASSESSMENT CRITERION 11 
    11. The specified actions to be taken, should sub-standard conditions and problems be encountered, are explained. 

    SPECIFIC OUTCOME 2 
    Prepare to leach material. 

    ASSESSMENT CRITERIA     

    ASSESSMENT CRITERION 1 
    1. Personal protective and safety equipment is verified, examined and used in accordance with specified requirements. 

    ASSESSMENT CRITERION 2 
    2. Tools and equipment are verified and examined in accordance with specified requirements. 

    ASSESSMENT CRITERION 3 
    3. Workplace hazards and associated risks are dealt with in accordance with specified requirements. 

    ASSESSMENT CRITERION 4 
    4. The specified security requirements pertaining to the leaching process are explained and met. 

    ASSESSMENT CRITERION 5 
    5. The leaching system is examined and substandard conditions are identified and dealt with in accordance with specified requirements. 

    ASSESSMENT CRITERION 6 
    6. Safety and health precautions towards self and others are maintained in accordance with specified requirements. 

    SPECIFIC OUTCOME 3 
    Leach material. 

    ASSESSMENT CRITERIA     

    ASSESSMENT CRITERION 1 
    1. Personal protective and safety equipment is used in accordance with specified requirements. 

    ASSESSMENT CRITERION 2 
    2. The start-up of the leaching system is in accordance with specified requirements. 

    ASSESSMENT CRITERION 3 
    3. The leaching process is monitored and controlled in accordance with specified requirements. 

    ASSESSMENT CRITERION 4 
    4. Safe and optimum production is ensured through effective communication. 

    ASSESSMENT CRITERION 5 
    5. Tools and equipment are used in accordance with specified requirements. 

    ASSESSMENT CRITERION 6 
    6. Work related hazards and associated risks are dealt with in accordance with specified requirements. 

    ASSESSMENT CRITERION 7 
    7. The specified security requirements pertaining to the leaching process are met. 

    ASSESSMENT CRITERION 8 
    8. Problems encountered are dealt with in accordance with specified requirements. 

    ASSESSMENT CRITERION 9 
    9. Leaching of gold bearing material is consistent with environmental policy and other specified requirements. 

    ASSESSMENT CRITERION 10 
    10. Safety and health precautions towards self and others are maintained in accordance with specified requirements. 

    SPECIFIC OUTCOME 4 
    Complete the duties pertaining to the leaching process. 

    ASSESSMENT CRITERIA     

    ASSESSMENT CRITERION 1 
    1. The leaching system is stopped in accordance with specified requirements. 

    ASSESSMENT CRITERION 2 
    2. Personal protective and safety equipment is dealt with in accordance with specified requirements. 

    ASSESSMENT CRITERION 3 
    3. Tools and equipment are dealt with in accordance with specified requirements. 

    ASSESSMENT CRITERION 4 
    4. Good housekeeping practices are maintained in accordance with specified requirements. 

    ASSESSMENT CRITERION 5 
    5. The specified security requirements pertaining to the leaching process are met. 

    ASSESSMENT CRITERION 6 
    6. Specified reporting and data-recording requirements are met. 

    ASSESSMENT CRITERION 7 
    7. Preparation for maintenance is in accordance with specified requirements. Specified lock-out procedures are adhered to. 


    UNIT STANDARD ACCREDITATION AND MODERATION OPTIONS 
    1. Anyone assessing a learner against this unit standard must be registered as an assessor with the relevant ETQA.
    2. Any institution offering learning that will enable achievement of this unit standard must be accredited as a provider through the relevant ETQA by SAQA.
    3. Moderation of assessment will be overseen by the relevant ETQA according to the moderation guidelines in the relevant qualification and the agreed ETQA procedures. 

    UNIT STANDARD ESSENTIAL EMBEDDED KNOWLEDGE 
    Embedded knowledge is addressed in specific outcome `Demonstrate knowledge relating to the leaching of gold-bearing material`, as well as other assessment criteria throughout the unit standard. 

    UNIT STANDARD DEVELOPMENTAL OUTCOME 
    N/A 

    UNIT STANDARD LINKAGES 
    N/A 


    Critical Cross-field Outcomes (CCFO): 

    UNIT STANDARD CCFO IDENTIFYING 
    Solve problems.

    Note: The ability of the candidate to identify hazards and risks, sub standard conditions, process problems and to rectify these, illustrates his capability to solve problems. 

    UNIT STANDARD CCFO WORKING 
    Work effectively with others as a member of a team/group/organisation/community.

    Note: The ability of the candidate to communicate effectively and to maintain optimum production illustrates his capability to work effectively with others. 

    UNIT STANDARD CCFO ORGANISING 
    Organise and manage oneself and one`s activities responsibly and effectively.

    Note: The ability of the candidate to maintain optimum production whilst adhering to safety procedures, illustrates his capability to organise and manage himself and his activities responsibly and effectively. 

    UNIT STANDARD CCFO COLLECTING 
    Collect, organise and critically evaluate information.

    Note: The ability of the candidate to implement corrective actions, illustrates his capability to collect, organise and critically evaluate information. 

    UNIT STANDARD CCFO COMMUNICATING 
    Communicate effectively using visual, mathematics and language skills in the modes of oral and written presentations.

    Note: The ability of the candidate to maintain optimum production through effective communication and his ability to adhere to reporting requirements illustrates his capability to communicate effectively. 

    UNIT STANDARD CCFO SCIENCE 
    Use science and technology effectively and critically (showing responsibility towards the environment and health of others).

    Note: The ability of the candidate to adhere to safety, health and environmental requirements, illustrates his capability to use science and technology effectively. 

    UNIT STANDARD CCFO DEMONSTRATING 
    Demonstrate an understanding of the world as a set of related systems.

    Note: The ability of the candidate to explain the importance of the process in terms of achieving production and up and down stream requirements illustrates his understanding of the world as a set of related systems. 

    UNIT STANDARD ASSESSOR CRITERIA 
    N/A 

    UNIT STANDARD NOTES 
    This unit standard has been replaced by unit standard 256717, which is "Leach gold-bearing material by means of chlorine", Level 3, 9 credits.

    Terminology

    Specified Requirements

    Specified requirements include legal and site specific requirements and are contained in one or more of the following documents:

    Legal
  • Relevant Acts: e.g. Mine Health & Safety Act, 1996 (Act no 29/1996), and Minerals Act and Regulations, 1991 (Act no 50/1991)
  • Mandatory Codes of Practice
  • SABS and other relevant Standards
  • Chief Inspector of Mines` Directives

    Site Specific
  • Hazard Identification and Risk Assessments (HIRA)
  • Occupational Health and Safety Risk Management Programme
  • Managerial Instructions
  • Mine Standard Procedures
  • List of Recorded OH&S Risks
  • Working Guides
  • Equipment and Materials Specifications 
    		•

    QUALIFICATIONS UTILISING THIS UNIT STANDARD: 
      ID QUALIFICATION TITLE PRE-2009 NQF LEVEL NQF LEVEL STATUS END DATE PRIMARY OR DELEGATED QA FUNCTIONARY
    Elective  49044   National Certificate: Mineral Processing, Gold Extraction  Level 3  NQF Level 03  Passed the End Date -
    Status was "Reregistered"     		 2008-08-20  Was MQA until Last Date for Achievement 


    PROVIDERS CURRENTLY ACCREDITED TO OFFER THIS UNIT STANDARD: 
    This information shows the current accreditations (i.e. those not past their accreditation end dates), and is the most complete record available to SAQA as of today. Some Primary or Delegated Quality Assurance Functionaries have a lag in their recording systems for provider accreditation, in turn leading to a lag in notifying SAQA of all the providers that they have accredited to offer qualifications and unit standards, as well as any extensions to accreditation end dates. The relevant Primary or Delegated Quality Assurance Functionary should be notified if a record appears to be missing from here.
     
    NONE 


    All qualifications and part qualifications registered on the National Qualifications Framework are public property. Thus the only payment that can be made for them is for service and reproduction. It is illegal to sell this material for profit. If the material is reproduced or quoted, the South African Qualifications Authority (SAQA) should be acknowledged as the source.