Podcast
Questions and Answers
What is the purpose of aperture in a camera?
What is the purpose of aperture in a camera?
- To protect diamonds during storage
- To sort gems by size
- To analyze a gem's radiation absorption
- To control the amount of light entering the camera (correct)
What does a sieving set accomplish in gemology?
What does a sieving set accomplish in gemology?
- It sorts small gems by size (correct)
- It protects diamonds from scratches
- It measures a diamond's absorption characteristics
- It illuminates defects in diamonds
Which spectroscopy technique is crucial for identifying colored diamonds?
Which spectroscopy technique is crucial for identifying colored diamonds?
- X-ray fluorescence spectroscopy
- UV-Vis-NIR absorption spectroscopy (correct)
- Photoluminescence Mapping
- Fourier-transform infrared (FTIR) spectroscopy
What role does photoluminescence spectroscopy play in gemology?
What role does photoluminescence spectroscopy play in gemology?
How does a spectrometer function in gem analysis?
How does a spectrometer function in gem analysis?
What is a characteristic of stones without fluorescence under normal UV light?
What is a characteristic of stones without fluorescence under normal UV light?
What is the function of electronic scales in gem analysis?
What is the function of electronic scales in gem analysis?
What determines the type of diamond based on its infrared spectrum?
What determines the type of diamond based on its infrared spectrum?
What does a matching tray help with in the diamond trade?
What does a matching tray help with in the diamond trade?
The amount of time light has to enter a camera is ...
The amount of time light has to enter a camera is ...
A folded paper that comes in standard sizes used to hold and protect diamonds, as well as organize diamond inventory is .......
A folded paper that comes in standard sizes used to hold and protect diamonds, as well as organize diamond inventory is .......
A spectroscopy technique that collects PL data across the entire surface of a diamond, showing subtle distinctions in defect concentrations is ....
A spectroscopy technique that collects PL data across the entire surface of a diamond, showing subtle distinctions in defect concentrations is ....
The DiamondView imaging microscope operates at a lower wavelength and higher energy ......
The DiamondView imaging microscope operates at a lower wavelength and higher energy ......
A UV-Vis-NIR spectrometer measures a diamond’s absorption of visible light .......
A UV-Vis-NIR spectrometer measures a diamond’s absorption of visible light .......
Fourier-transform infrared (FTIR) spectroscopy measures a diamond’s absorption of ......
Fourier-transform infrared (FTIR) spectroscopy measures a diamond’s absorption of ......
Photoluminescence spectroscopy examines light emitted by a diamond after exposure.......
Photoluminescence spectroscopy examines light emitted by a diamond after exposure.......
The DiamondView is a reliable tool for identifying .......
The DiamondView is a reliable tool for identifying .......
Advanced testing results require ......
Advanced testing results require ......
The information gathered with advanced instrumentation can help ......
The information gathered with advanced instrumentation can help ......
A small shovel made of thin metal, used for picking up gems.......is ?
A small shovel made of thin metal, used for picking up gems.......is ?
A pad of white paper for sorting and showing gems.....is?
A pad of white paper for sorting and showing gems.....is?
A knowledgeable, experienced professional, typically a dealer or manufacturer, in the diamond trade is ...?
A knowledgeable, experienced professional, typically a dealer or manufacturer, in the diamond trade is ...?
Flashcards
Aperture
Aperture
The opening in a camera that allows light to enter.
Photoluminescence Mapping
Photoluminescence Mapping
A technique to map diamond surface defects by light emitted.
Spectrometer
Spectrometer
A tool that measures a gem's light absorption.
UV-Vis-NIR Spectroscopy
UV-Vis-NIR Spectroscopy
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UV-Vis-NIR spectrometer
UV-Vis-NIR spectrometer
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FTIR Spectroscopy
FTIR Spectroscopy
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Photoluminescence Spectroscopy
Photoluminescence Spectroscopy
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Diamond Type
Diamond Type
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Electronic Scales
Electronic Scales
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Matching Tray
Matching Tray
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Study Notes
Diamond Key Terms & Concepts
- Aperture: Opening where light enters a camera.
- Diamantaire: Experienced diamond professional.
- Exposure: Time light enters a camera.
- Matching Tray: Grooved tray for matching stones.
- Photoluminescence Mapping: Spectroscopy technique showing defect concentrations.
- Scoop: Metal tool for picking up gems.
- Sieve Set: Circular plates with sized holes for sorting.
- Sorting Pad: White paper for sorting gems.
- Spectrometer: Instrument analyzing gem radiation absorption.
- Stone Paper: Folded paper for holding and organizing diamonds.
Diamond Key Concepts
- Electronic scales: Very accurate, needing proper setup.
- Advanced instrumentation: Crucial for conclusive diamond identification.
- Advanced testing: Requires expert interpretation.
- UV-Vis-NIR Spectrometer: Measures diamond visible light absorption.
- UV-Vis-NIR Spectroscopy: Vital for colored diamond identification.
- FTIR Spectroscopy: Measures infrared absorption.
- Nitrogen/Boron: Absorption in the infrared spectrum affects diamond type (isolated or aggregated).
- Photoluminescence Spectroscopy: Precise defect detection in diamonds.
- Laser Excitation: Causes Photoluminescence in diamonds.
- Fluorescence in UV: All diamonds show fluorescence, but at different UV wavelengths.
- DiamondView Imaging Microscope: Operates at lower UV wavelengths for fluorescence.
- HPHT/CVD Diamonds: DiamondView is effective in identifying lab-grown diamonds.
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Description
This quiz covers essential terminology and concepts related to diamonds, including their identification and testing methods. Test your knowledge on tools and techniques used in the diamond industry, such as spectrometry and advanced instrumentation. Perfect for gemologists and diamond enthusiasts.
