Faden Quartz from Colombia DS1557 prehnite and yellow—frequently associated with calcite

and yellow—frequently associated with calcite

Locality: Skardu Valley

Locality: Veracruz

Developed in the early 20th century and active for much of the mid-1900s

Faden Quartz from Colombia DS1557 prehnite and yellow—frequently associated with calciteFaden Quartz from Colombia Approx. Dimensions: 3x2x1. 5 inches Approx. Weight: 73. 2 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