Quick reference
Green amethyst reference tools
Use these beside a listing, in a jewelry store, or when you want one answer without reading a full guide.
If you are reading seller wordingSeller claim decoder →
If two stones look the same sizeSize & measurements →
If a stone looks washed out or darkCut & windowing →
If you are about to buyBuying checklist →
All reference tools
Seller claim decoder
What “natural,” “genuine,” “untreated,” “rare,” “heated” and other phrases do and do not prove.
Size & measurements
Millimetres, carat weight, depth and face-up size without unreliable one-size-fits-all charts.
Cut & windowing
Brightness, windows, extinction, symmetry and a fast face-up check.
Buying & quality checklist
A short printable checklist for a real listing or jewelry-counter inspection.
Colour reference
Pale, mint, yellow-green and grey-green appearances, plus a simple lighting check.
Treatment reference
Heat, irradiation, natural formation, stability and what should be disclosed.
Want the full explanation rather than a quick tool? Start at Learn about green amethyst.