The Crystal Quartz Pipe Necklace from Best Kept Secret Jewelry. Large silver- or gold- dipped raw crystal quartz nugget on a 30'' sterling silver or gold-fill chain with high quality gold-plated brass bullet that transforms into a working smoking pipe. When the pipe is off, looks just like a beautiful crystal quartz pendant necklace. Perfect for concerts, festivals, and anywhere in nature. For tobacco use, 21+ only.