极其明亮的 willemite 和 calcite，伴有 zincite 脉。 萤光 - 高度: 7 cm - 宽度: 6.5 cm- 140 g

来自美国奥格登斯堡的Sterling hill矿区，包含锌铀条? 极其明亮且体积巨大的荧光黄绿石和方解石，伴有 zincite 和 franklinite。

This is an excellent piece that will look outstanding in an UV display because of its fluorescent response. 
Super bright calcite with willemite dots when exposed to short wave UV.


Take a good look at the photos for a good impression of this stunning piece. 
Photos are taken under 35w shortwave UV. Also a strong respons under longwave uv and phosphorescence.