Gemstone Hardness Reference Set – Mohs Scale Mineral Testing Stones Tweezers affordable solution for professional and

affordable solution for professional and small-scale jewellery workshops

– Compatible with oxygen/acetylene systems

Mironde ordinaire

or collector

Helps organize and protect delicate saw blades

Gemstone Hardness Reference Set – Mohs Scale Mineral Testing Stones Tweezers affordable solution for professional andThis Gemstone Hardness Reference Set is a practical tool for gemologists, jewelers, goldsmiths, and gemstone collectors who need to identify and compare gemstone hardness. Similar to a Mohs hardness testing kit, this set includes carefully selected natural minerals that represent different hardness levels used in gemstone identification and testing. The reference set includes minerals such as Epidote, Crystal (Quartz), Garnet, Precious Opal,