印石,顾名思义,是一种主要用作印章的石料。近代由于技术手段的发展,可用作印章的石料已有很大的扩展,一些硬度较大的水晶、玛瑙、翡翠等,也常用于雕镌印章,但这里我们所述的印石将不包括这些石料。这里所述的印石,仅指那些传统意义上习惯用作印章的石料。它们主要是一些由隐晶或微晶质的地开石,高岭石、叶蜡石、滑石等为主要组成分的岩石。它们在工艺上则以质地细腻、均匀,软硬适中,易于受刃为特征。 由于产地产区的不同和物质组成的某些差异,印石可以有多个不同 India stone, as the name suggests, is a stone used mainly as a seal. Modern due to the development of technical means, can be used as a seal of the stone has been greatly expanded, some of the larger hardness of crystal, agate, emerald, etc., is also commonly used in carved engraved seal, but here we say the stone will not include These stones. The stones mentioned here refer only to those traditionally used as stamps. They are mainly composed of cryptomelin or microcrystalline dickite, kaolinite, pyrophyllite, talc, etc. as the main component of the rock. They are in the process of fine texture, uniform, soft and hard moderate, easy to be characterized by the blade. Because of the differences in the regions of origin and the differences in the material composition, there are many differences between Indian stone