McAfee SECURE sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams

Home » Gemstones » Opal » Harlequin Opal

Harlequin Opal

Pictures of beautiful harlequin opals



What is a Harlequin Opal?



"Harlequin opal" is a name given to an opal with patches of fire in the shape of rectangles or diamonds. The specimen at right is a harlequin opal from the Constellation Mine in Spencer, Idaho. It is 6 millimeters by 4 millimeters in size.






Find it on Geology.com




More from Geology.com


Gold Prospecting
Gold Prospecting in the US: The history, geography and geology of gold prospecting by USGS.
Arctic Ocean Seafloor map
Arctic Ocean Seafloor Map: The ridges, basins, shelves and rifts defining the Arctic seafloor.
Hydraulic Fracturing
Hydraulic Fracturing: Increases well yield by fracturing the reservoir rock with fluid injection.
Iolite
Iolite is the gem variety of the mineral cordierite. An alternative to sapphire and tanzanite.
Value of Meteorites
How Much Are Meteorites Worth? Value ranges from $0.50 to $1,000 a gram.
Homeowners Insurance
Homeowners Insurance usually does not cover the most common geologic hazards.
Rhodochrosite
Rhodochrosite : a manganese mineral used as an ore, a pink gem and an ornamental stone.
Garnet
Garnet is best known as a red gemstone. It occurs in any color and has many industrial uses.


blue common opal from Peru
Photo of a harlequin opal from the Constellation Mine in Spencer, Idaho. It is 6 millimeters by 4 millimeters in size.




More Gemstones
  Azurmalachite
  100+ Gems
  Jet
  Iris Agate
  Emerald
  Ruby and Sapphire
  Pictures of Opal
  Diamond

© 2005-2015 Geology.com. All Rights Reserved.
Images, code and content of this website are property of Geology.com. Use without permission is prohibited. Pages on this site are protected by Copyscape.