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One blue mineral specimen on a weighing scale in the seller photograph; identity and exact received-piece match remain unverified.
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Minerals & stone

Blue Calcite — Mineral Specimen

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Individual pieces and fulfillment details have not yet been released for ordering.

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Blue with room to breathe.

This blue calcite specimen brings a substantial mineral form and a soft blue palette to the room. Its irregular surfaces offer a different composition from each angle—an object to live with and look at again.

One blue calcite specimen, with natural variations in color and surface texture. Handle gently and avoid acidic cleaners.

Options & format

Decorative or collecting object. The planned format is one piece. Individual measurements, current selection and delivery or pickup terms will be confirmed before ordering opens.

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Related pieces & studies

Other works and directions to discover—not interchangeable product options.

Material, history & care

Make space to see.

Explore the companion card in a readable format. The artwork is interpretive; historical examples retain their individual sources. These notes do not promise therapeutic effects.

Read the companion story, invitation & care

G BENINCASA ESTÉTICA

LOOK AGAIN. THERE IS LIFE HERE.

BLUE CALCITE

Another angle. A more generous view.

G Benincasa Estética brings material, memory and making into view, with credit for the people behind the work and care for what comes next.

MATERIAL FIRST

If confirmed as calcite, this piece is calcium carbonate, CaCO₃: soft, Mohs 3, and vulnerable to chipping along cleavage. Blue does not establish its cause of colour, treatment or origin. Looking carefully includes knowing what appearance cannot tell us.

EDINBURGH / c. 1850 William Nicol’s analysing prism at National Museums Scotland joins two pieces of clear Iceland spar with Canada balsam (T.1856.54). It uses calcite’s optical properties to filter light. Harvard demonstrates double refraction with suitable clear crystals. That is not a promised effect in this cloudy blue specimen; the distinction is part of the story.

KEEP THE STONE STABLE. MOVE YOURSELF.

Find two viewpoints. Notice which edges appear or disappear. Then make room for another person’s view of something you share—without needing either view to be the whole. Curiosity is a practice, not a conclusion.

CARE CONTINUES

Use a stable base and support the full weight before moving. Avoid acids and hard impacts. Dust dry and gently; no soaking or scratch tests.

University of Minnesota: calcite NMS T.1856.54 / Nicol prism Harvard: double refraction Explore the House: gbenincasa.com

Sources behind this companion

Digital companion-card previews. Qualified language review and physical production proof remain pending. Any pictured specimens are representative examples, not a guarantee of an exact piece or available stock.