A beautiful and highly attractive set of three natural bi-colour tourmaline crystals, presented together on a display base. These specimens exhibit a pleasing and classic colour zoning, transitioning from soft green tones into warm pinkish to reddish hues—an appealing combination highly valued by collectors. Specifications: Total weight: 16.30 grams Dimensions: approx 22 × 12 mm 14 × 10 mm 13 × 11 mm Each crystal shows well-defined prismatic growth with natural terminations and visible vertical striations, characteristic of tourmaline. The transparency ranges from translucent to semi-transparent, with internal inclusions that add to their natural authenticity and charm. The contrast between the fresh green upper zones and the delicate pink bases creates an elegant visual balance. The crystals are treated and neatly mounted on an acrylic base for safe display, making this an excellent cabinet piece or addition to any mineral collection.