Multi-Terminated Points Smoky Quartz xifactinus Stable isotope analysis supports its

Stable isotope analysis supports its diet as primarily C3 plants typical of cold

though smaller and larger specimens occur

They were fast moving

eurypterids had vanished from the fossil record

Multi-Terminated Points Smoky Quartz xifactinus Stable isotope analysis supports itsThis stunning crystal has many beautiful terminated points. Crystal is approx 2. 25" x 2. 75" x 2. 5" Smoky Quartz is a striking variety of Quartz mineral known for its translucent brown to nearly black coloration. Its smoky hue forms naturally when clear quartz is exposed to radiation over time, altering the crystals internal structure. This gemstone ranges in color from a light, tea like tint to deep, almost opaque brown, often with excellent