
mineral
Pink-orange mineral fragment, likely feldspar (possibly potassium feldspar)
Likely orthoclase or microcline, KAlSi₃O₈; identification from the image is uncertain
AI-generated identification · may be incorrectSmall, rough, salmon-pink fragment with a pale, nonmetallic luster. Feldspar has Mohs hardness 6, a monoclinic or triclinic crystal structure, and two cleavage directions near 90°; crystal details are not clear in the image.
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Physical properties
Small, rough, salmon-pink fragment with a pale, nonmetallic luster. Feldspar has Mohs hardness 6, a monoclinic or triclinic crystal structure, and two cleavage directions near 90°; crystal details are not clear in the image.
Formation & geological history
Feldspar commonly crystallizes as magma cools in igneous rocks such as granite and pegmatite, and also occurs in metamorphic rocks. Such deposits span much of Earth’s geological history.
Uses & applications
Feldspar is widely used in glassmaking and ceramics; attractive, transparent varieties may be cut as gemstones.
Geological facts
Feldspar is the most abundant mineral group in Earth’s crust. Pink color can also occur in other minerals, so color alone cannot confirm this specimen.
Field identification & locations
The image shows a small pink-orange piece, but there are no diagnostic features to identify it confidently; test hardness and cleavage or consult a mineral specialist. Feldspar is common worldwide, especially in granites and pegmatites.
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