Faden Quartz from Colombia DS1553 onyx vitreous luster

vitreous luster

Carbon is included in this quartz piece in several places

and sometimes even peach or rainbow-like colors

and slow crystallization

tube agate exhibits a hardness of 6

Faden Quartz from Colombia DS1553 onyx vitreous lusterFaden Quartz from Colombia Approx. Dimensions: 2x2x1. 5 inches Approx. Weight: 60. 4 grams Locality: Santander, Colombia Faden quartz from Santander, Colombia, is a rare and highly aesthetic find, distinct from the more common specimens found in Pakistan or Russia. While Colombia is world famous for its "needle" and "muzo habit" high clarity quartz, these Faden (German for "thread") crystals are specialized alpine fissure growth formations