• Schorl: Mineral information, data and localities.

    www.mindat.org/min-3578.html The early history of the mineral schorl shows that the name "Schorl" was in use prior to the year 1400 (AD) because a village known today as Zschorlau (in Saxony, Germany) was then named "Schorl" (or minor variants of this name).
  • Schorl tourmaline: The mineral Schorl information and pictures

    www.minerals.net/mineral/schorl.aspx Schorl is best known as "Black Tourmaline".Although other forms of Tourmaline may be black, Schorl is exclusively black and, unlike other Tourmaline forms, is never transparent or even translucent.In a few rare instances, it may be intergrown together with Elbaite, with a specimen being part Schorl and part Elbaite. Schorl is the most common form of Tourmaline.
  • Tourmaline - Wikipedia

    en.wikipedia.org/wiki/Schorl The most common species of tourmaline is schorl, the sodium iron (divalent) endmember of the group.It may account for 95% or more of all tourmaline in nature. The early history of the mineral schorl shows that the name "schorl" was in use prior to 1400 because a village known today as Zschorlau (in Saxony, Germany) was then named "Schorl" (or minor variants of this name), and the village had a ...
  • Black Tourmaline (Schorl)-27 - Metaphysical Directory ...

    www.healingcrystals.com/Black_Tourmaline__Schorl__Articles_27.html Black Tourmaline (Schorl) Read Comments (10) Share. Advance Search. Black Tourmaline, a member of the Tourmaline family, is a protective stone which repels and blocks negative energies and psychic attack. Black Tourmaline also aids in the removal of negative energies within a person or a space.
  • Schorl Mineral Data

    webmineral.com/data/Schorl.shtml Schorl Crystallography: Axial Ratios: a:c = 1:0.44996 : Cell Dimensions: a = 15.99, c = 7.195, Z = 3; V = 1,593.16 Den(Calc)= 3.29 : Crystal System:
  • Schorl | Definition of Schorl at Dictionary.com

    www.dictionary.com/browse/schorl Schorl definition, a black tourmaline. See more. Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 ...
  • Schorl - definition of schorl by The Free Dictionary

    www.thefreedictionary.com/schorl Define schorl. schorl synonyms, schorl pronunciation, schorl translation, English dictionary definition of schorl. n. Tourmaline, especially black tourmaline. schor·la′ceous adj. n a black tourmaline consisting of a borosilicate of sodium, iron, and aluminium.
  • Schorl | Definition of Schorl by Merriam-Webster

    www.merriam-webster.com/dictionary/schorl Schorl definition is - tourmaline; especially : tourmaline of the black variety.
  • Schorl | rock | Britannica

    www.britannica.com/science/schorl Other articles where Schorl is discussed: greisen: Greisen is closely connected with schorl, both in its mineralogical composition and in its mode of origin. Schorl is a pneumatolytic product consisting of quartz, tourmaline, and, often, white mica and thus passes into greisen. Both of these rocks frequently contain small percentages of cassiterite (tin oxide) and may be…
  • Schorl - the most common species of black tourmaline ...

    gem.agency/gemstones/schorl Schorl. Buy natural black tourmaline in our shop. The most common species of tourmaline is schorl, the sodium iron endmember of the group. It may account for 95% or more of all tourmaline in nature.