Clicking on the large diamond always brings you home.
Top 20 Diamonds Index
Hall of Fame - About Diamonds - Current Info - Site History - Links - Contact

 

World's Popular Gemstones - Garnet

 

What are diamonds made of? How are they related to volcanism?  What are indicator minerals?
Bryson Burke has over twelve years of experience in exploration and evaluation of diamond bearing properties.

BRYSON BURKE
Home
Mission
Board
History
Business Plan
Latest Information
Building Our Drill
Innovation
Photo Album
Satellite Weather
Free News - Sign Guestbook

INVESTING
Investment
Stock Quotes

COMMUNICATION
Press Releases
Newsletter
Current Information
Contact

SITE GEOLOGY
Geology Reports
Site Geologic History
Magnetic Maps Index
Heavy Minerals Index
Grenville Province Index

DIAMOND POLITICS
Blood Diamonds
Kimberley Process

DIAMOND GEOLOGY
Indicator Minerals
Kimberlites
Decay of Kimberlites
Kimberlites & Magnetics
Placer Deposits
Magnetic Reversal
Crustal Thickness
How Diamonds are Made
Glaciation Issues
Mineral Transport Index
Doing the Map Work
Gathering Samples
World Mining Index
Excavation and Recovery
Mining Corporations
Mining News Magazines
Environmental Issues
Diamonds in Space
World's Only MineCam
Live Volcano Geo-Cams

EXPLORATION
Site Exploration History
Topography Map Index
Location Map
Claim Maps Index

DIAMONDS
Diamonds and Graphite
Diamond Formation
Grading Diamonds
Price of Diamonds
Industrial Diamonds
Drilling Equipment
Medical Use of Diamonds
Gemstones
Birthstones
Hall of Fame

DIAMONDS IN CULTURE
Good Books on Diamonds
Cremains to Diamonds
Diamonds in Lawsuits
Irish Diamonds
Unusual Diamond News
Diamonds in the Media
Famous Jewelers
In Advertisements
Top Twenty Cut Diamonds
Top Diamonds
Diamond Lore
Theft/Hoaxes/and Fraud
Religion Index
Diamond/ Culture Index
Television
Movies
Games - Play Now
Music
Weddings
Royals
Our Darlings
Diamond Animal Index

INTERACTIVE
Reflection/Refraction Index
Crossword Puzzle Index
Which Is A Diamond I
Which is a Diamond II
Become a Gemologist

 

 

Pyrope Garnet

Agate
Amethyst
Aquamarine
Chrysoberyl
Diamond
Emerald
Garnet
Jade
Lapis Lazuli
Moon Stone
Opal
Pearl
Peridot
Ruby
Saphire
Spinel
Tiger's Eye
Topaz
Tourmaline
Turquoise
Zircon

>

Garnet, often thought of by laypeople as a single mineral of a deep red color, occurs in many colors and has a number of varietal names depending on color and composition. Examples include almandite, pyrope, rhodolite, grossular, uvarovite, spessartine, andradite, and demantoid. The latter is the most expensive kind of garnet, usually more expensive than emerald.

Class: semiprecious
Origin of Name: probably from Latin granatum (pomegranate), presumably for similarity in color between the gem and the fruit
Color: red, orange, yellow, green, clear
Chemical Composition: magnesium, iron, or calcium aluminum silicates
Crystal System: cubic
Hardness: 6.5-7.5
Specific Gravity: 3.58-4.32
Geographic Origins: numerous sources worldwide


 

 

 

 

 

 

 

 

Photo: ©International Colored Gemstone Association/Bart Curren / NOVA Online