3.5" Double Terminated Colombian Lemurian Crystal TF3329 chalcedony 5 to 7 on the

5 to 7 on the Mohs scale

typical of high quality specimens from this classic locality

and a suite of other silicates and oxides typical of alpine cleft mineralization

Faceted peridot ring set in sterling silver

Weight: 463 grams

3.5" Double Terminated Colombian Lemurian Crystal TF3329 chalcedony 5 to 7 on the3. 5" Double Terminated Colombian Lemurian Crystal Approx. Dimensions: 3. 5x1. 25x1 inches Approx. Weight: 75. 4 grams Locality: Santander, Colombia All of our Colombian quartz is completely natural and has had no polishing done. Colombian optical quartz crystals are also referred to as Colombian Lemurians. It has been theorized that this particular variety of quartz gets its unique luster and optical clarity from the addition of Aluminum in its