Mineralpedia Details for Calomel
Calomel
- Formula
- HgCl
- Crystal System
- Tetragonal
- Crystal Habit
- Prismatic, Earthy
- Cleavage
- Poor, Poor, None
- Luster
- Adamantine - Resinous
- Color
- white, yellowish gray, gray, yellowish white, brown
- Streak
- pale yellowish white
- Class
- Tetragonal - Ditetragonal Dipyramidal
- Fracture
- Sectile
- Hardness
- 1.5-2
- WebMineral
- View Calomel
- Mindat
- View Calomel
Calomel from Mariposa mine, Terlingua dist., Brewster Co., Texas, United States
- Special Info
- Fluorescent
Rich specimen full of white to colorless Calomel crystals less than 1mm but also in larger aggregates to 5mm. The Calomel is highly fluorescent as seen in the photos. Exceptional specimen.
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Calomel from Moschellandsberg, Palatinate, Rhineland-Palatinate, Germany
Calomel is all over the large vug as greasy, waxy looking yellow masses and is associated with red Cinnabar.
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