Hand-curated across more than 300 types of healing rocks, minerals, and quartz, The Philosopher's Stone Crystal Shop is owner Wendy Adelstein's metaphysical outpost inside the 4967 Newport Ave arcade a half-block from the OB Pier. The shop stocks oracle decks, crystal books, salt lamps, candle holders, and Baltic amber teething necklaces alongside its core gemstone inventory, with an overlapping metaphysical-reference selection at Tree of Life Metaphysical Books and Gifts elsewhere in OB. Wendy personally hand-picks every piece that enters the case, and the studio is known among San Diego crystal collectors for rare specimens and a no-rush, intuitive matching approach. Payment options include cash, all major cards, and cryptocurrency — a rare acceptance among Newport Avenue retailers. Collectors building curated mineral collections walk to San Diego Crystals and Jewelry on the same Newport Ave block for complementary finished crystal-set silver pieces after choosing raw specimens here. Custom intuitive matching sessions, where Wendy walks first-time visitors through breathing exercises before pairing them with stones, are the shop's deepest-value service and the reason weekend lines can stretch 45 minutes.