mineral deposits of maine

mineral deposits of maine

Maine Geological Survey: Metallic Mineral Deposits

2013-1-24  The Metallic Mineral Deposits of Maine map (PDF 0.7MB) shows locations of known metallic mineral occurrences on a generalized geologic map of Maine. The information is taken from the Maine Mineral Resources database of the Maine

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Maine Geological Survey: Maine's Mineral Resources

2 天前  Maine Mineral Resources Data System - This database was produced by the Maine Geological Survey in 2009. It was derived from the U.S. Geological Survey's Mineral Resources Data System (MRDS). MRDS is a worldwide database of mineral site records with related geologic, commodity, and deposit information. The USGS data were combined with records ...

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Significant Known Metallic Mineral Deposits in Maine

2021-3-18  Significant Known Metallic Mineral Deposits in Maine including approximate tonnage and grade1 Northern Maine belt (in alphabetical order) *Alder Pond - 3.4 MT massive sulfide, of which 0.8 MT grades 2-3% copper, 9-17% zinc,

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Mining and Quarrying in Maine: Explore Maine Geology ...

2021-11-16  Mining and Quarrying in Maine Virtual Tour. Our virtual tour is a series of photos which portray some of the history and types of Maine mining and quarrying.; Frequently Asked Questions Geologic Information. Metallic Mineral Deposits of Maine (map) Known occurrences of metallic minerals shown on a generalized geologic map of Maine.

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Maine Geological Survey: Maine's State Mineral

2015-1-26  Tourmaline: Maine's State Mineral. Tourmaline is one of the most attractive minerals occurring in Maine. It ranges in color from black or white to vibrant shades of red, green, and blue. The color of the best Maine specimens rivals that of tourmaline from world-famous localities in California, Brazil, Pakistan, and Afghanistan.

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Interactive map of mineral resources in Maine American ...

2021-11-20  The Maine Geological Survey's interactive map provides a range of mineral resource information for the state of Maine. The map allows users to explore Maine's significant mineral commodities, mineral deposits, selected historical mines, and more.

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Rare Gems and Minerals in Maine - Mining Locations

New deposits can also be found by searching for pegmatite outcrops in the known mineral producing areas. Although mineral collecting is prohibited within Maine State Parks, many lands are open to casual prospecting for minerals.

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Maine Geological Survey: Mineralogy of Maine Volume 1

2009-12-10  Volume 1: Descriptive Mineralogy. edited by. Vandall T. King and Eugene E. Foord. 1994. 418 p., 88 plates (99 color photos, 537 black-and-white photos) Price (softcover): $20.00. Mineralogy of Maine. Volume 2: Mining History, Gems, and

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Mining In Maine The Diggings™

Maine has 788 identified mines listed in The Diggings™. The most commonly listed primary commodities in Maine mines are Silver , Copper , and Lead .At the time these mines were surveyed, 174 mines in Maine were observed to have ore mineralization in an outcrop, shallow pit, or isolated drill hole—known as an occurance mine. 1 Maine has 292 prospect mines. 2 319 mines were in production at ...

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The Plumbago North pegmatite, Maine, USA: a new

2020-2-6  A new spodumene-rich pegmatite was recently discovered on the north side of Plumbago Mountain, Oxford County, Western Maine. The site is about 1.5 km northwest of the famous Dunton gem tourmaline pegmatite. It is an albite-quartz-spodumene pegmatite containing gigantic crystals of spodumene and montebrasite. Some spodumene crystals are more than 11 m in length. The upper

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Maine Geological Survey: Metallic Mineral Deposits

2021-3-18  The Metallic Mineral Deposits of Maine map (PDF 0.7MB) shows locations of known metallic mineral occurrences on a generalized geologic map of Maine. The information is taken from the Maine Mineral Resources database of the Maine Geological Survey. That database includes more information about the occurrences that are shown on the map, and also includes many non-metallic mineral

Read More
Significant Known Metallic Mineral Deposits in Maine

2021-3-18  Significant Known Metallic Mineral Deposits in Maine including approximate tonnage and grade1 Northern Maine belt (in alphabetical order) *Alder Pond - 3.4 MT massive sulfide, of which 0.8 MT grades 2-3% copper, 9-17% zinc,

Read More
Maine Geological Survey: Maine's State Mineral

2015-1-26  Tourmaline: Maine's State Mineral. Tourmaline is one of the most attractive minerals occurring in Maine. It ranges in color from black or white to vibrant shades of red, green, and blue. The color of the best Maine specimens rivals that of tourmaline from world-famous localities in California, Brazil, Pakistan, and Afghanistan.

Read More
Maine Geological Survey: Detailed Surficial Geology Maps

2015-7-15  Sand, gravel, clay, and other unconsolidated materials that overlie bedrock are known as surficial deposits. They cover most of Maine's land surface and include sediments deposited by water, wind, and glacial ice. Glacial deposits are by far the

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Maine’s Geology and

2019-1-14  Resources: Geologists knowledgeable about Maine’s mineral resources. Geologic maps and reports. Core facility – hundreds of core and logs from past exploration. Assistance: Guidance on land ownership. Listing of consulting geologists in Maine. Contact information for regulatory agencies. Maine Geological Survey

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Mining In Maine The Diggings™

Maine has 788 identified mines listed in The Diggings™. The most commonly listed primary commodities in Maine mines are Silver , Copper , and Lead .At the time these mines were surveyed, 174 mines in Maine were observed to have ore mineralization in an outcrop, shallow pit, or isolated drill hole—known as an occurance mine. 1 Maine has 292 prospect mines. 2 319 mines were in production at ...

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USGS: Mineral Resources On-Line Spatial Data: mine sites

Lithochronologic units and mineral deposits of the Appalachian Orogen from Maine to Alabama. Geologic age, lithology, faults, and mineral deposit information (major deposits and those smaller deposits thought to be representative of the metallogenic character of the area). Info: Major mineral deposits of the world

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A $1.5 billion lithium deposit has been discovered in ...

2021-10-25  Smaller deposits have been known in Maine for decades, but this recent discovery, just north of Plumbago Mountain in Newry, is the first to have a major resource potential. And that potential is staggering: At current market prices, the deposit, thought to contain 11 million tons of ore, is valued at roughly $1.5 billion.

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PEAT DEPOSITS OF MAINE - USGS

2011-5-2  PEAT DEPOSITS OF MAINE By EDSON S. BASTIN and CHARLES A. DAVIS. PREFACE. It is the purpose of this report to present an estimate of the ex­ tent and value of the more accessible peat deposits of Maine and to direct attention to their economic importance as an undeveloped

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Cobalt Deposits in the United States - ScienceBase-Catalog

2018-7-31  This data release provides descriptions of more than 60 mineral regions, mines, and mineral deposits within the United States and its territories that are reported to contain enrichments of cobalt (Co). To focus the scope of this data release, we report only mined deposits and exploration prospects with past production, or resource and reserve estimates of 1,000 metric tons or more of cobalt.

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Maine Geological Survey: Metallic Mineral Deposits

2021-3-18  The Metallic Mineral Deposits of Maine map (PDF 0.7MB) shows locations of known metallic mineral occurrences on a generalized geologic map of Maine. The information is taken from the Maine Mineral Resources database of the Maine Geological Survey. That database includes more information about the occurrences that are shown on the map, and also includes many non-metallic mineral

Read More
Metallic Mineral Deposits in Maine - NRCM

2012-9-5  Very large deposits of volcanic and sedimentary rocks (shown in yellow) are spread throughout the state. Volcanic and sedimentary deposits often hold massive sulfide deposits, which are what open pit mining companies will be looking for in Maine. These metallic mineral deposits are located near some of Maine’s most precious natural areas,

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Maine Geological Survey: Maine's State Mineral

2015-1-26  Tourmaline: Maine's State Mineral. Tourmaline is one of the most attractive minerals occurring in Maine. It ranges in color from black or white to vibrant shades of red, green, and blue. The color of the best Maine specimens rivals that of tourmaline from world-famous localities in California, Brazil, Pakistan, and Afghanistan.

Read More
Maine Geological Survey: Detailed Surficial Geology Maps

2015-7-15  Sand, gravel, clay, and other unconsolidated materials that overlie bedrock are known as surficial deposits. They cover most of Maine's land surface and include sediments deposited by water, wind, and glacial ice. Glacial deposits are by far the

Read More
Maine’s Geology and

2019-1-14  Resources: Geologists knowledgeable about Maine’s mineral resources. Geologic maps and reports. Core facility – hundreds of core and logs from past exploration. Assistance: Guidance on land ownership. Listing of consulting geologists in Maine. Contact information for regulatory agencies. Maine Geological Survey

Read More
Maine Pegmatites - Mineralogical Society of America

Volume 10, pages 355-411, 1925. THE PARAGENESIS OF THE GRANITE PEGMATITES OF CENTRAL MAINE. KENNETH K. LANDES,* Harvard University SUMMARY. A study of the paragenesis of certain pegmatites in central Maine has

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A $1.5 billion lithium deposit has been discovered in ...

2021-10-25  Smaller deposits have been known in Maine for decades, but this recent discovery, just north of Plumbago Mountain in Newry, is the first to have a major resource potential. And that potential is staggering: At current market prices, the deposit, thought to contain 11 million tons of ore, is valued at roughly $1.5 billion.

Read More
PEAT DEPOSITS OF MAINE - USGS

2011-5-2  PEAT DEPOSITS OF MAINE By EDSON S. BASTIN and CHARLES A. DAVIS. PREFACE. It is the purpose of this report to present an estimate of the ex­ tent and value of the more accessible peat deposits of Maine and to direct attention to their economic importance as an undeveloped

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A CONTRIBUTION TO ECONOMIC GEOLOGY - USGS

2011-6-27  Types of lithium deposits_____ 337 Lithium deposits in pegmatites._____ 337 ... deposits in South Dakota were the chief source of lithium minerals, and these deposits still contain significant reserves. ... Colorado, Wyoming, Connecticut, Maine, and Massachusetts. Canadian resources still are being developed. Significant deposits have not been ...

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Talc Resources of the United States - USGS

2010-8-8  Chidester reexamined the principal deposits of the Dillon-Ennis dis­ trict in Montana in 1957. The literature was thoroughly searched. Most of the statistical data were obtained from publications of the U.S. Bureau of Mines, particularly the Minerals Yearbook and the annual Mineral Market Reports on "Talc, Soapstone, and Pyrophyl­ lite."

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