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Mexico
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Glass Hardness Plates
  470148-652
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Glass Hardness Plates
  470148-652

 

  • Descripción:
    Glass Hardness Plates, 3x2x1/4"
  • Referencia:
    470148-652
  • Nº de proveedor:
    B19172/1

 

 

These plates help you determine the hardness of unknown minerals in the field.

  • Plates Determine How Hard Minerals Are
  • System Uses Mohs' Scale
  • Ideal for Unknown Minerals in the Field
  • Custom-Swiped Edges Reduce Risk of Injury
  • Simple-to-Use

Scratch your mineral across the plate determine how hard it is. If the mineral scratches the plates, it’s harder than five on the Mohs’ hardness scale.

The custom-swiped edges reduce risk of accidental injury when handling.