Search results
Results from the WOW.Com Content Network
This list of mines in California is subsidiary to the list of mines article and lists working, defunct and future mines in the U.S. state of California. It is organized by the primary mineral output. For practical purposes stone, marble and other quarries may be included in this list.
In 1986, California named benitoite as its state gemstone, a form of the mineral barium titanium silicate that is unique to the Golden State and only found in gem quality in San Benito County. [ 80 ] ^ Colorado is the only state whose geological symbols reflect the national flag's colors: red (rhodochrosite), white (yule marble), and blue ...
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
In 2008, Chevron sold the mine to privately-held Molycorp Minerals LLC, a company formed to revive the Mountain Pass mine. Molycorp announced plans to spend $500 million to reopen and expand the mine, and on July 29, 2010, it raised about $400 million through an initial public offering , selling 28,125,000 shares at $14 under the ticker symbol ...
The Monte Cristo Gold Mine (Spanish for Mountain of Christ Gold Mine) is a gold mine in the San Gabriel Mountains near Los Angeles, California, USA. The Monte Cristo Gold Mine is part of the quest for mineral wealth in the San Gabriels. Many of the older tunnels and shafts are closed, and the 100-year-old machinery is no longer in operation.
Tobermorite is a calcium silicate hydrate mineral with chemical formula: Ca 5 Si 6 O 16 (OH) 2 ·4H 2 O or Ca 5 Si 6 (O,OH) 18 ·5H 2 O. Two structural varieties are distinguished: tobermorite-11 Å and tobermorite-14 Å. Tobermorite occurs in hydrated cement paste and can be found in nature as an alteration mineral in metamorphosed limestone ...
Ad-Free AOL Mail offers you the AOL webmail experience minus paid ads, allowing you to focus on your inbox without distractions, for just $4.99 per month. Get Ad-Free AOL Mail Get a more ...
It is not an officially classified mineral, but is a chromium-rich phengite, which is a high silica variety of muscovite. It is the chromium that gives it its distinctive green color. The term "mariposite" also refers to the stone in which the green mica is found. This stone is metamorphic rock, containing varying amounts of dolomite and quartz ...