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77g Optical Calcite Freeform
In the mid-19th century
The calcite crystals will glow under a long-wave UV light
Dimensions: 4 x 4 x 2
3" Specularite Slab TF1929 jade 77g Optical Calcite Freeform3" Specularite Slab Approx. Dimensions: 3x3x0. 25 inches Approx. Weight: 158 grams Locality: Upper Peninsula, Michigan Acrylic slab stand is included! Specularite is a variety of hematite characterized by its shiny, reflective surfaces, often resembling polished metal. It typically forms as tabular or platy crystals and occurs in metallic gray to black colors. Specularite derives its name from the Latin word "speculum," meaning mirror, due to its
