来自津巴布韦马斯温戈的天然电气石晶体 – 大自然的杰作，具备神奇的色彩变换，20.70 克拉- 4.14 g

这块来自津巴布韦马斯文戈地区的未加工 Alexandrite 晶体，是矿物世界的真正瑰宝。初看之下，这颗石头呈现出金属蓝紫至深紫黑的色调，伴随闪烁的光晕与自然纹理。然其真正的魅力要在不同光源下方才展现：在日光下， Alexandrite 显现出凉爽的色调；而在人造光或紫外线下，则变幻成引人注目的紫罗兰到洋红色——这一迷人的色彩戏剧正是让这颗宝石如此非凡的原因。

此处展示的晶体不仅因其来源而令人印象深刻，更因其原始未打磨的特质而显得独特。粗糙的表面凸显了它的自然性，而色彩的转变则为场景增添了活泼的光影效果，近乎魔幻。

Alexandrite 是刚玉族中极其罕见的品种之一，因为其光学变色而被称为“宝石中的变色龙”。像这样的发现非常罕见——尤其是以这种品质和来源。

这是一个迷人的收藏品，不仅会让稀有矿物爱好者着迷，也会吸引崇尚精神层面的人，因为 Alexandrite 被视为变革、内在平衡与有意识转变之石。

Stone: Rare Natural Alexandrite Rough
Weight: 20,70 ct
Size: 15x11x9mm
Shape: Natural
Color: Color Change ( Nice Green Changes to Purple)
Origin: Masvingo, Zimbabwe
Treatment: NONE

This rare gemstone is named after the Russian tsar Alexander II (1818-1881), the very first crystals having been discovered in April 1834 in the emerald mines near the River in the Urals. The discovery was made on the day the future tsar came of age. Although alexandrite is a relatively young gemstone, it certainly has a noble history. Since it shows both red and green, the principal colours of old Imperial Russia, it inevitably became the national stone of tsarist Russia.

The lots were photographed under professional lights. Please note that the colours might differ depending on the monitor settings and light source.