Apatite: Mineral information, data and localities.

"Apatite" is a field term for unidentified calcium phosphate members of the apatite group. Most "apatite" is fluorapatite, whereas hydroxylapatite is much less common and chlorapatite is very rare. "Apatite" crystals are short to long hexagonal prisms [0001], with {10 1 0} and {10 1 1} dominant; also thick tabular {0001}, frequently in the crystals of hydrothermal origin in pegmatites and ...

Mt Apatite Maine - Mineralogical Society of America

FAMOUS MINERAL LOCALITIES: MT. MICA, MT. APATITE AND OTHER LOCALITIES IN MAINE. JAMES G. MANCHESTER AND WILLIAM T. BATHER New York City. No doubt it is the desire of most collectors of minerals to visit the famous mineral localities in Maine.

Mineral Collecting in Maine: Explore Maine Geology: Maine ...

Mar 30, 2018· Welcome to the Maine Geological Survey. Virtual Tour. Our virtual tour is a series of photos which portray some of the minerals found in Maine, the State's mining history, and the hobby of mineral collecting.

How is apatite mined? | Yahoo Answers

Dec 21, 2011· Best Answer: Phosphate rock consists of the mineral apatite, an impure tricalcium phosphate, mixed with clay and other elements. In 2000, nine companies operated seventeen phosphate rock mines in the U.S. Florida is the main source of phosphate rock in the U.S. It supplies 25 percent of the world and 75 ...

Apatite Value, Price, and Jewelry Information ...

The apatite mineral group occurs abundantly throughout the world. In fact, bones and teeth consist mainly of a variety known as hydroxylapatite. As collophane, a massive cryptocrystalline variety that occurs in some localities as large beds, apatite also serves as the most abundant phosphorus-bearing mineral.

Apatite Gemstone Information at AJS Gems

Apatite enhances the wearers learning abilities, self-confidence and creativity. In addition to this, Apatite is an aid to achieving a deeper state of meditation and to increasing insightfulness. Apatite eases hypertension and decreases hunger, or "appetite". Also, Apatite is said to be a good gemstone for unblocking any of the chakras.

Mineral Classics - Colorado Minerals!

This piece is from one of the first pockets that Rich opened when he started mining the Sweet Home with my grandfather, Dave Bergman. Apatite is rather rare in my experience from the Sweet Home, and even the pieces mined by Collector's Edge did not produce much Apatite.

Mineral Value - The Mineral and Gemstone Kingdom

Mineral's from classic localities can be much more valuable then the same equal mineral from a more common locality. Size The size of a mineral is important. Larger forms of a mineral will always command a premium, especially if they are well-formed and still have other positive attributes.

Apatite: Its uses as a mineral and gemstone - Geology

Apatite is best known for its use as an index mineral with a hardness of 5 in the Mohs Hardness Scale. It is usually green in color, but can be yellow, brown, blue, purple, pink, or colorless. These colors are often so vivid that apatite has frequently been cut as a gemstone. Apatite is a brittle ...

The Versatile Apatite Mineral Group - thermofisher.com

Apatite has a high fluoride content and is a source of fluoride additives used in the United States. In the geological world, apatite is used for fission track dating, a technique that determines the age of a mineral sample by its uranium content. Apatite contains many minor and trace elements and can be used as an ore for rare earth elements.

how much apatite mineral would be worthwhile to mine

Apatite is a common mineral, and mine localities are worldwide. Enormous deposits are in the Kola Peninsula, Russia, containing both crystals and botryoidal material. ... how much apatite mineral would be worthwhile to mine ? 9.9 (Total: 10) 3476 Votes 6952 Comments

Palermo Mine Minerals - New Hampshire Mineral Species

APATITE Palermo Mine, N. Groton, NH 3 cm specimen of massive white apatite. Species: APATITE (Fluorapatite) Ca 5 (PO 4) 3 F Locality ... Notes: A photo of this Palermo rhombic bjarebyite form was included in the Sept-Oct. 1982 Rocks & Minerals article on the Palermo Mine.

The Mineral Apatite: A Natural Source of Chlorine

"Apatite" is an unusual name for a very common family of minerals that appears in small amounts in all kinds of rocks AND in large amounts in bones. The chemical formula for this mineral family looks complicated: Ca 5 (PO 4 ) 3 (F,Cl,OH).

The World's 10 Most Deadly Minerals - Geology In

Precious minerals make the modern world go 'round—they're used in everything from circuit boards to tableware. They're also some of the most toxic materials known to science, and excavating them has proved so dangerous over the years, some have been phased out of industrial production altogether. Listed below are the 10 most deadly minerals on earth.

Apatite: Buy Apatite Gemstones at Affordable Prices GemSelect

Apatite Why Buy Apatite. Apatite, a stone seldom found in jewelry stores and virtually unknown to the general public, is beloved by collectors for its many different colors and forms. Only with the recent availability of the neon blue-green variety from Madagascar, has its jewelry use increased.

The Richest Hill on Earth - Dakota Matrix Minerals

Apatite – Mineral specimens of apatite may be found crystallized encasing enargite, as aggregates of dull, gray green, hexagonal prisms to 0.25mm. Mineral specimens of apatite have also been found as gemmy pink blue crystals from the Leonard and East Colusa mines. Azurite – Azurite mineral specimens are uncommon from Butte. Azurite crystals ...

Mount Apatite Park, Auburn, Maine

Mount Apatite Park, Auburn, Maine Significance The Mt. Apatite quarries were important producers of commercial feldspar in the early 1900's. They played a prominent part in Maine's mining history. During the course of this mining activity, rare minerals and colorful crystals of green and pink

Why is it not worthwhile to mine some minerals - answers.com

Why is it not worthwhile to mine some minerals? ... Some examples of phosphate minerals are; Apatite, Carbonate Apatite, and Brushite. Read More. share: How many syllables are in the word worthwhile?

Benitoite - Capistrano Mining Company | Benitoite ...

Capistranomining.com Specializing in American Mined Gemstones Benitoite, Montana Missouri River Sapphire and Oregon Sunstone. I specialize on Untreated Natural Gems and Minerals Specimens of the United States, but I also carry many Worldwide specimens in addition to faceted gemstones, facet rough, Home mining packages and much more.

Mining at Mt. Apatite - YouTube

Dec 24, 2006· The Almeida family went to Mt. Apatite in Auburn, Maine, to do some mining for gems. We found lots of quartz and mica. Story about our day mining:

Apatite - Wikipedia

Apatite is often mistaken for other minerals. This tendency is reflected in the mineral's name, which is derived from the Greek word απατείν (apatein), which means to deceive or to be misleading. Apatite is one of a few minerals produced and used by biological micro-environmental systems.

The carbonatite-hosted apatite deposit of Jacupiranga, SE ...

THE CARBONATITE-HOSTED APATITE DEPOSIT OF JACUPIRANGA, SE BRAZIL: STYLES OF MINERALIZATION, ORE CHARACTERIZATION, AND ASSOCIATION WITH MINERAL PROCESSING by PAULA REGINA ALVES A THESIS Presented to the Faculty of the Graduate School of the MISSOURI UNIVERSITY OF SCIENCE AND TECHNOLOGY In Partial Fulfillment of the Requirements for the …

Phosphate mining in the United States - Wikipedia

In 2015, 27.6 million metric tons of marketable phosphate rock, or phosphorite, was mined in the United States, making the US the world's third-largest producer, after China and Morocco.The phosphate mining industry employed 2,200 people. The value of phosphate rock mined was US$2.2 billion.. As of 2015, there are 10 active phosphate mines in four states: Florida, North Carolina, Idaho, and Utah.

Geochemistry of Uranium in Apatite and Phosphorite - USGS

THE GEOCHEMISTRY OF URANIUM IN APATITE AND PHOSPHORITE By Z. S. ALTSCHULEK, K. S. CLAKKE, JR., and E. J. YOUNG ABSTRACT Apatite contains only traces of uranium, yet as apatite is a minor constituent in most rocks and the major constituent of a few very large deposits, it accounts, paradoxically, for both

Tennesee Apatite Mining - fachmonteure.eu

How Much Apatite Mineral Would Be Worthwhile To Mine. Atomic Energy how much apatite mineral would be worthwhile to mine Apatite: The mineral Apatite The piles of mine slimes resulting from . Read More. Contacter le fournisseur »

Gold, Mining and Prospecting: Trace Minerals found with Gold

Nov 28, 2010· There are many minerals that are found in nature with gold, one of the most common found in placer deposits is small grains of magnetite. This and other minerals have been used to find gold that can be recovered by the use of the pan. Other minerals have been used in …

Apatite Average Retail Prices (value charts per carat) in 2019

Know about the value of Apatite in the USA market. Market Value Charts by Gemval - choose Apatite from the list of gemstones. Gemstone Charts!

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