Purple Apatite crystals to 7mm on matrix with Siderite from the famous Yukon phosphate finds in the Rapid Creek area of Canada. This area is best known for it's superb blue Lazulites, but many other unusual and interesting minerals are found there too, including Apatite. Though white Apatite crystals are not uncommon (often associated with Lazulite), purple Apatite is rarely seen.