在售的斧石标本

在售 133 个 · US$60–US$12,500 USD

图库中有 95 个

Axinite 是一种硼硅酸盐矿物，形成棱柱状至板状晶体，表面锐利有光泽，呈现典型的棕色到紫色。它通常在颗粒状或分散在地壳中的环境中出现，并且在偏光光下可以显示各向异性霞石效应，在不同晶轴方向观察时呈现不同的颜色。该矿物的晶体学特点和玻璃状到树脂状的光泽使单个晶体在手标本和珍品柜中尤为突出。Prominent localities include Russia and France, where axinite crystals are sought for their unusual decahedral and trapezohedral forms that often display well-defined terminations. In other productive regions, such as the USA, Tanzania, and Peru, specimens can be smaller but still carry strong color and crystal clarity that appeals to collectors who favor mineralogical variety and classic, well-formed crystals. Collectors prize axinite for its combination of color, crystal habit, and the striking contrast against matrix rocks, as well as its rarity in certain localities, which adds appeal for display and study.