Aventurine Gemstone Crystal Spike Gold Necklace Pendant An elegant faceted natural gemstone spike necklace. Perfect for layering with other necklaces and to add a pop of colour. Aventurine is associated with Venus and promotes strength, courage and happiness. Natural stones may vary slightly in colour. Materials 22K gold plated chain and natural Aventurie spike. Size Spike measures 1.5 cms long. This necklace has the choice of 16 or 18 inch gold plated chain and 2 inch extender.