Use opal carving tools

Formats and tools

Unit Description
Reconstruct the unit from the xml and display it as an HTML page.
Assessment Tool
an assessor resource that builds a framework for writing an assessment tool
Assessment Template
generate a spreadsheet for marking this unit in a classroom environment. Put student names in the top row and check them off as they demonstrate competenece for each of the unit's elements and performance criteria.
Assessment Matrix
a slightly different format than the assessment template. A spreadsheet with unit names, elements and performance criteria in separate columns. Put assessment names in column headings to track which performance criteria each one covers. Good for ensuring that you've covered every one of the performance criteria with your assessment instrument (all assessement tools together).
Wiki Markup
mark up the unit in a wiki markup codes, ready to copy and paste into a wiki page. The output will work in most wikis but is designed to work particularly well as a Wikiversity learning project.
Evidence Guide
create an evidence guide for workplace assessment and RPL applicants
Competency Mapping Template
Unit of Competency Mapping – Information for Teachers/Assessors – Information for Learners. A template for developing assessments for a unit, which will help you to create valid, fair and reliable assessments for the unit, ready to give to trainers and students
Observation Checklist
create an observation checklist for workplace assessment and RPL applicants. This is similar to the evidence guide above, but a little shorter and friendlier on your printer. You will also need to create a seperate Assessor Marking Guide for guidelines on gathering evidence and a list of key points for each activity observed using the unit's range statement, required skills and evidence required (see the unit's html page for details)

Self Assessment Survey
A form for students to assess thier current skill levels against each of the unit's performance criteria. Cut and paste into a web document or print and distribute in hard copy.
Moodle Outcomes
Create a csv file of the unit's performance criteria to import into a moodle course as outcomes, ready to associate with each of your assignments. Here's a quick 'how to' for importing these into moodle 2.x
Registered Training Organisations
Trying to find someone to train or assess you? This link lists all the RTOs that are currently registered to deliver CUVOPA401A, 'Use opal carving tools'.
Google Links
links to google searches, with filtering in place to maximise the usefulness of the returned results
Books
Reference books for 'Use opal carving tools' on fishpond.com.au. This online store has a huge range of books, pretty reasonable prices, free delivery in Australia *and* they give a small commission to ntisthis.com for every purchase, so go nuts :)


Elements and Performance Criteria

1. Select the stone and clarify the required outcome

1.1 Review available pieces of rough opal to determine the suitability or necessity for carving

1.2 Assess the potential of pieces of opal for carving depending on the shape, size, position of the colour, and other characteristics of the stone

1.3 Rub the stone, removing foreign materials and eliminating faults

1.4 Discuss the potential for enhancing stone with colleagues and client

1.5 Determine the approach to be taken to achieve the potential of the stone and maximise the value of the finished product

2. Select tools, equipment and materials

2.1 Select carving tools and equipment needed to achieve the desired result

2.2 Select consumables for sanding and polishing the carving

2.3 Determine OHS issues and comply with OHS procedures when using the equipment and consumables

3. Carve opal

3.1 Clean the stone, removing foreign materials and eliminating faults

3.2 Grind stone to desired shape using high speed fine grit burr and accommodating existing colour and patterns

3.3 Ensure opal is not heated

3.4 Sand carving with suitable sanding mediums, from coarse to extra fine

4. Polish the carving

4.1 Polish entire carving with polishing compound

4.2 Use magnification to check the finished carving for faults and if necessary rectify faults

5. Ensure that industry standards are satisfied

5.1 Check the carving to ensure that industry practice and expectations are satisfied

5.2 Correct any faults or defects if required