Finnish Spectrolite Polished Slab

Dark Graphite Matrix. Shimmering Blue-Green Flashes. One of the Rarest Labradorites in the World.

Discover the dark elegance of Finnish Spectrolite — one of the rarest and most coveted forms of labradorite in the world. Sourced from the legendary mines of Ylämaa, Finland, this 28-gram polished slab reveals a deep graphite-gray surface that erupts with shimmering flashes of blue, green, and violet as light strikes its face.

Whether you’re a serious mineral collector, a lapidary artist, or drawn to its metaphysical energy, this specimen is a striking and rare addition to any collection.

Specimen: Spectrolite Polished Slab

Dimensions: Approx. 2.1″ × 1.4″ | Weight: 28 grams

Attributes:

• Brilliant labradorescence — iridescent flashes of blue, green, and violet across a dark matrix
• Sourced from Ylämaa, Finland — the only known source of true Spectrolite
• Member of the feldspar (plagioclase) mineral family
• Chemical formula: (Ca,Na)(Al,Si)₄O₈
• Mohs hardness: 6–6.5
• Rare and collectible variation of Labradorite
• Ideal for display, metaphysical use, or precision lapidary work
• Each specimen’s light-play is unique depending on cut and viewing angle

Note: Some photos were taken while the specimen was wet to enhance its natural colors. Each piece is one of a kind.