Tsukushi Science Mineral Value Mineral Clay for Natural Specimen Acrylic 70g Tack, 70g, Pack, Stones, Adhesion, Fixation, Base,

Mineral tack (mineral clay) is useful for fixing and protecting minerals and natural stones. The special mineral formula adheres well and is less likely to damage the stone. It does not harden over time and can be used repeatedly This mineral tack is convenient for fixing mineral specimens and natural stones. Its moderate hardness means it won't harden over time and can be reused repeatedly. It's specifically designed for minerals, so it's suitable for most minerals and easy to remove. It also adheres well to acrylic and other bases without leaving any residue.