Where is Ruby in Fuchsite found?
Corundum in Fuchsite (Muscovite variety)
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Open the appRuby in Fuchsite occurs in specific geological environments. Knowing where to look, and in what kind of rock, is the difference between going home empty-handed and finding a great specimen.
Where to find Ruby in Fuchsite
India
Significant deposits are found in southern India, particularly in the Karnataka and Andhra Pradesh states, where it occurs in Precambrian metamorphic belts.
Brazil
Occurrences are noted in various metamorphic regions, often associated with greenstone belts.
Russia
Found in certain metamorphic complexes, particularly in the Ural Mountains region.
Pakistan
Deposits have been reported in metamorphic terrains.
Collecting tips
- Geological Context. Look for areas with known occurrences of chromium-rich metamorphic rocks, such as greenstone belts or altered ultramafic intrusions. These environments are conducive to the formation of fuchsite and ruby.
- Visual Identification. The distinctive green and red coloration is the primary identifier. Search for outcrops or stream beds containing rocks with a vibrant green, shimmering matrix and embedded red crystals.
- Hardness Test. While the fuchsite matrix is relatively soft (2.5-3 on Mohs scale), the embedded ruby crystals are very hard (9 on Mohs scale). This difference can be felt when scratching the surface, though care should be taken not to damage specimens.
- Associated Minerals. Ruby in Fuchsite may be found alongside other metamorphic minerals like kyanite, staurolite, garnet, and various amphiboles, depending on the specific metamorphic conditions.
Quick Check
- Color:
- Green with red inclusions
- Luster:
- Pearly to vitreous (fuchsite), sub-adamantine to vitreous (ruby)
- Streak:
- White (fuchsite), white (ruby)
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