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Novaculite

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Magnet Cove, Hot Spring Co., Arkansas, USA

Colour:	White, gray, black	Hardness:	7

A variety of Chert

Novaculite is a uniform, fine-grained hard rock mostly composed of extremely fine-grained to cryptocrystalline quartz. It may be white, gray, or black due to impurities. (It is not a slate.)

Classification of Novaculite
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Occurrences of Novaculite
Geological Setting:	Occurs in extensive layered deposits
Physical Properties of Novaculite
Lustre:	Waxy, Dull
Diaphaneity (Transparency):	Opaque
Colour:	White, gray, black
Comment:	Color varies from white when pur to dark when additional minerals are present.
Streak:	White
Hardness (Mohs):	7
Comment:	The rock is "tough" due to fine-grained interlocking texture.
Fracture:	Sub-Conchoidal
Other Information
Health Warning:	No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Industrial Uses:	Used as an abrasive rock for grinding and sharpening purposes.
Internet Links for Novaculite
Search Engines:	Look for Novaculite on Google Look for Novaculite images on Google
Mineral Dealers:	Buy from David K Joyce minerals Rare and Unusual minerals at Mineralogical Research Company Buy fine minerals and gemstones from Pala International webminerals Wilensky Fine Minerals Buy RARE Minerals from Rocks of Africa Mineral Classics - Worldwide Collector Quality Minerals and Gems Novaculite specimens for sale - minfind.com rare and unusual minerals mainly crystallized Buy minerals from YourMineralCollection Top quality minerals from Kristalle of California Search for minerals at Heliodor
Jobs:	Mining & Geology Jobs
Localities for Novaculite
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(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.

USA

Arkansas

Hot Spring Co.

Magnet Cove

USGS PP 425

Mineral	and/or Locality
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Copyright © Jolyon Ralph and Ida Chau 1993-2012. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
Current server date and time: 16th Sep 2012 18:21:35