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This is a beautiful specimen of specular hematite (also called specularite) from the historic Champion Iron Mine near Champion in Marquette County, Michigan’s Upper Peninsula.
The surface is covered in fine, plate-like grains of hematite that catch the light from nearly every angle, creating a bright, silvery metallic glitter effect. In sunlight or under a strong light it looks almost like natural glitter or a field of tiny mirrors. The luster is classic specular: sharp, reflective, and eye-catching without any artificial coating or treatment.
This specimen shows classic silvery specular hematite with some natural mica mixed throughout, adding extra sparkle and texture. Specular hematite (specularite) with associated mica from the Champion Iron Mine. The fine metallic plates of hematite are mixed with natural mica, giving the piece additional glitter and a layered appearance in places.
This material comes from the Negaunee Iron Formation (Paleoproterozoic, roughly 1.9–2.1 billion years old). Moderate metamorphism turned the original iron-rich sediments into the micaceous, schistose specular hematite that collectors and rockhounds prize from the Champion/Beacon mine dumps. The Champion Iron Mine was an important producer in the Marquette Iron Range, operating from the late 1800s into the mid-20th century.
Possible uses:
- Attractive display specimen — it draws attention on a shelf or in a collection case.
- Lapidary material — hardness is generally in the 5–6 range, so it can be cut and used for cabochons, jewelry, or other projects.
- Unique garden or landscape accent — the iron content is relatively slow to rust and the sparkle holds up outdoors.
A light sparkly dust can come off with handling (much like actual glitter). This is normal for good specularite and part of its character.
See photos for size and weight.