Browse by Subject
Abbreviations
Actors
Aircraft
Architecture
Computer Viruses
Costume
Dictionary
Food & Drink
Gazetteer
General Information
Heraldry
Language
Latin
Medicine
Money
Movies
Music
Mythology
Nature
People
Recreation
Rocks & Minerals
SciTech
Shakespeare
Ships
Slang
Warfare

Free Photographs

Antiquarian Map Archive

Research Results For 'Penninite'

PENNINITE

Penninite has the formulae Mg3(Si4O10)(OH)2ùMg3(OH)6 and a relative hardness of 3. It is a member of the chlorite group of minerals.
Research Penninite

 

 
Your host - Matt Probert

The Probert Encyclopaedia was designed, edited and programed by Matt and Leela Probert

©1993 - 2009 The Probert Encyclopaedia

Southampton, United Kingdom

 
Home  Publishers  Quiz  Products  Photos  FAQ  Privacy Policy  Add URL Contact  Site Map