Extra Large Blue Aragonite Specimen 11lb — Rare Museum Mineral

An extra large raw blue aragonite specimen, 5 kilograms and just over 10 inches across at its widest point, a genuine museum-scale piece in the soft natural sky-blue this rare material is prized for. At this size it becomes the anchor of a room rather than a shelf accent, showing off the botryoidal, coral-like texture that makes fine blue aragonite so distinctive. It's tied to the throat chakra, associated with calm communication and easing anxiety.

Specimens at this scale are genuinely uncommon, since blue aragonite forms in only a handful of localities worldwide and large intact clusters with even, well-preserved colour are the exception rather than the rule. The soft blue tone comes from trace copper incorporated during formation, distinguishing this material from the far more common white, brown, and yellow aragonite found elsewhere.

A closer look at this specimen

Aragonite is a polymorph of calcium carbonate, chemically identical to calcite but crystallizing in a different lattice structure that produces its characteristic acicular and botryoidal growth habits. It forms in low-temperature hydrothermal environments over long stretches of time, the slow, layered process responsible for the sculptural, almost coral-like texture visible across a piece this size. This specimen is entirely natural, not treated or dyed.

• Stone: Natural blue aragonite, raw specimen
• Dimensions: 266 x 180 x 160mm (10.4 x 7 x 6.2 in)
• Weight: 5kg (11 lb)
• Chakras: Throat

Displaying your specimen

At this weight, choose a solid, dedicated surface, a low shelf, a console, or a plinth, and lift it with both hands when moving it. Side lighting reveals its texture and depth far better than overhead light. Aragonite is genuinely soft, Mohs 3.5 to 4, so keep it away from harder objects and handle it carefully, since the fine formations can chip. Dust gently with a soft brush.

Please note: crystals are not a substitute for professional medical advice, diagnosis, or treatment. Keep small pieces away from young children.