Winchite
Winchite is a mineral in the amphibole group.[1]
| Winchite | |
|---|---|
 | |
| General | |
| Category | Mineral |
| Crystal system | Monoclinic |
| Identification | |
| Mohs scale hardness | 5½ |
| Lustre | Vitreous |
| Streak | Pale blue-grey |
Name
The mineral is named after Howard James Winch, who was the one discovered it in Madhya Pradesh, India.[2] Sir Lewis Fermor was the one who named the mineral.[3]
Winchite is also called Aluminowinchite or Eckrite.[2]
Chemistry
Winchite has a chemical composition similar to tremolite. But it contains iron, potassium, sodium, and manganese.[4]
Occurrence
Winchite occurs on grains of riebeckite.[5]: 137 It can be found in schist with metamorphosed magnanese deposits.[6]
Distribution
It has been found on the south eastern part of Anglesey.[1] It has been found in Kajlidongri mine located in India as well at Ward creek in California.[6]
References
- "Mineral Database - Mineralogy of Wales". National Museum Wales. Retrieved 2021-11-07.
- "Winchite". www.mindat.org. Retrieved 2021-11-07.
- "End Member". CiteSeerX 10.1.1.602.4009. Cite journal requires
|journal=(help) - Mineralogical Magazine. Oxford University Press. 1907. p. 413.
- Ring, Uwe; London, Geological Society of; Brendan, M. T.; Lister, G.; Willett, Sean D. (1999). Exhumation Processes: Normal Faulting, Ductile Flow and Erosion. Geological Society of London. ISBN 978-1-86239-032-4.
- http://www.handbookofmineralogy.org/pdfs/winchite.pdf
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