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

5 to 7 on the Mohs scale

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

Great glassy luster on this vibrant yellow fluorite from Moscona Mine in Spain

The stone has been used for various purposes over the years

peach moonstone exhibits a hardness ranging from 6 to 6

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