Gemstone Testing Log Printable PDF (DIGITAL)

This Gemstone Testing Log is a professional, laboratory style record designed for gemology students, stone dealers and lovers who require clear, credible documentation during gemstone identification.

This printable form allows you to record optical data, physical observations, and separation tests in one refined, easy to use document.

This is the same style of log used in professional studios and gemology coursework, elevated with a clean, luxury presentation suitable for client facing or internal records.

What This Includes
• 1 Gemstone Testing Log
• Digital download PDF
• US Letter size 8.5 x 11
• Designed to print on a single page (front and back)
• Clean outlined checkboxes for easy marking
• Luxury professional appearance

Data You Can Record
General Information
Date, examiner, purpose of testing
Item Details
Stone status, measurements, estimated weight, color, transparency, phenomena
Testing Conditions and Equipment
Lighting, magnification, refractometer liquid, UV lamp, instruments used
Optical Properties
Refractive index readings
Birefringence
Optic character and optic sign
Pleochroism
Polariscope and spectroscope observations
UV Fluorescence
Long wave and short wave reaction
Intensity and color
Phosphorescence
Specific Gravity and Separation Tests
Specific gravity value
Testing method
Chelsea filter reaction
Magnetism
Thermal conductivity
Physical Observations
Surface condition
Cleavage and fracture
Inclusions and growth features
Treatment indicators
Identification Conclusion
Final identification
Natural, synthetic, simulant, or composite
Supporting and conflicting results
Confidence level

Who This Is For
• Gemology students and educators
• Jewelry studios and repair shops
• Stone dealers and collectors

Printing Recommendations
For best results, print on standard 8.5 x 11 paper front and back.

Important Information
• This is a digital download only
• No physical item will be shipped
• Files are delivered instantly after purchase
• For personal and professional use only
• Not for resale, redistribution, or sharing