Practical, sturdy, and user-friendly.
Copper Droplet ② Sumitomo Metal Mining Gold-Silver-Copper Alloy | Metal Specimen Mineral Specimen Interior Object
Product Details
Copper Drop - Sumitomo Metal Mining Co., Ltd. - Gold, Silver, and Copper Alloy | Metal Specimen, Mineral Specimen, Interior Object
A copper drop, formed when molten copper dripped from a blast furnace during the refining process and cooled naturally into a solid mass.
Each piece is unique, bearing the traces of flow that cannot be replicated artificially.
With its substantial weight and the distinct presence of metal, it is recommended as a metal specimen, material collection, or interior object.
■ Depth from Aging
Over decades, the surface has developed complex and beautiful discoloration (patina).
Depending on the viewing angle and light, the dull metallic luster and deep hues blend together, allowing you to enjoy the dignified atmosphere unique to vintage items.
It is also known as a good luck charm, as it is associated with piling up gold, and has been cherished as a souvenir and decoration around the Besshi Copper Mine.
Includes: Base, Nameplate (as pictured)
[Shipping]
Due to its delicate nature, there is a possibility of chipping during transport.
It will be carefully packed with bubble wrap and cardboard, and shipped via Rakuraku Mercari便.
*Immediate purchase is welcome even during comment negotiations.
Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.
Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.
Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.
Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.















