Hardness Scale after Mohs with two diamonds and magnifier
Item number: ST4
Price: EUR 53.00
Professional hardness scale comprising 10 different minerals:
- talc
- gypsum
- calcite
- fluorite
- apatite
- feldspar
- quartz
- topaz
- corundum
- natural diamond
The first nine minerals are planarized on one side and smoothed down to grit 220 so that you can easily and confidently assess the streakes. Of additional help is the 8-fold magnifier.
Our set comes with two natural diamonds (stored in a little glass bottle).
All samples are numerated and kept in a wooden etui made of laser cut wood.
The inside of the lid shows the hardness scale after Mohs and absolute scale.
This professional set is composed by our comany and contains high quality minerals. Further value is provided by the included accessories:
- 1 sharp steel needle to scratch
- 1 streak-plate white
- 1 streak-plate black
- 1 glass plate
- 1 magnifier with 8-fold magnification
- 1 tweezers
This hardness scale is fully functional and the perfect teaching material.
- outer dimensions: 9.1 x 21.1 x 3.6 cm
- inner dimensions: 7.7 x 19.7 x 3 cm
- weight: about 500g
| Weight | 500g |
|---|