235:, the exposed part of which measures approximately 13 by 17 kilometres. Multiple layered granitic intrusive rocks and associated mineralization at Mount Pleasant were emplaced along the southwestern margin of the caldera complex. This structure occurs within the northern extension of the Appalachian geosynclinals belt and is situated on the southeast flank of New Brunswick's Central Basin.
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Work to date has focused on both the tin-indium-zinc and tungsten-molybdenum zones on the property and has included exploration drilling, a 43-101 resource estimate on the North Zone and the Fire Tower Zone, upgrading of tailings impoundment structures and other activities.
170:-compliant resource estimate of 10,882,000 tonnes in the "indicated" category at 0.43% tin, 67.8 grams per tonne indium, and 0.67% zinc, as well as 7,603,000 tonnes in the "inferred" category at 0.22% tin, 74.6 grams per tonne indium and 0.99% zinc.
344:
Dunbar, Paul, et al. "An
Amended Technical Review of the Mount Pleasant Property, Including a Mineral Resource Estimate for the Fire Tower Zone Southwestern New Brunswick for Adex Mining Inc." Watt, Griffis and McOuat Ltd., September 24,
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Adex acquired Mount
Pleasant in 1995 and began conducting exploration and metallurgical tests on the tin-indium areas. In 1997, the property was placed in care and maintenance due to poor economic conditions in the mining industry.
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Dunbar, Paul, et al. "An
Updated Technical Review of the Mount Pleasant Property, Including a Mineral Resource Estimate on the North Zone Southwestern New Brunswick for Adex Mining Inc." Watt, Griffis and McOuat Ltd., April 13,
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Adex holds 102 mineral claims at Mount
Pleasant covering approximately 1,600 hectares (4,000 acres), as well as 405 hectares (1,000 acres) of surface rights. Mount Pleasant's Fire Tower Zone contains
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The facility was active from 1983 to 1985, milling 990,200 tonnes of tungsten ore at a grade of 0.35%. Challenging economic conditions and a downturn in the price of tungsten led to the mine's closure in 1985.
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Successive historical exploration drilling programs by previous owners of Mount
Pleasant began the process of defining the property's tin and indium mineralization centred on the North and Deep Tin zones.
196:-compliant resource of 13,489,000 tonnes in the "indicated" category at 0.33% tungsten and 0.21% molybdenum, as well as 841,700 tonnes in the "inferred" category at 0.26% tungsten and 0.20% molybdenum.
118:, Canada. According to the Government of Canada report, Mount Pleasant is "North America's largest tin deposit and the world's largest reserve of indium." The company's stock trades on the
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In the summer of 2007, Adex reactivated the Mount
Pleasant project. Subsequently, the company launched a number of programs designed to move the project towards the definitive
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Surface facilities from the mine (including storage areas, conveyor galleries, warehouse space and office space) remain intact on the property.
224:. These deposits occur within gently dipping Late Devonian age volcanic and sedimentary rocks that are the remnants of a large epicontinental
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Hill, Liezel. "Canadian junior on the fast track to reopen former
Billiton mine." Creamer Media's Mining Weekly, May 22, 2008.
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invested approximately $ 150 million for the construction of a tungsten mine and mill at Mount
Pleasant's Fire Tower Zone.
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114:-based mining exploration company engaged in the development of its wholly owned Mount Pleasant Mine property in
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Truscott, Brian. "Adex in Redux Mode." Dow Jones
Newswires, reprinted in the National Post, November 21, 2007.
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Gowan, Derwin. "Mining company clears regulatory hurdle: Adex Mining moves ahead with Mount
Pleasant mine.
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Wright, Phillip. "Mineral and Metal Commodity Review: Tin." Natural Resources Canada, 1996.
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Adex Mining Inc. - Company Profile | Natural Resources & Emerging Mining Company
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315:"Adex Mining Inc.- Property Overview | Tin-Indium Exploration at Mount Pleasant"
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mineralization, and is the site of a past-producing tungsten mine operated by
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from 1983 to 1985. The property's North Zone is the focus of
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Yan Kim Po, Chairman, Interim President and CEO, and Director
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174:Tungsten-Molybdenum at Fire Tower Zone
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294:(New Brunswick), December 4th, 2007.
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367:Mining companies of Canada
194:National Instrument 43-101
168:National Instrument 43-101
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372:Tungsten mines in Canada
233:Mount Pleasant Caldera
122:under the symbol ADE.
325:on December 23, 2010.
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178:In the early 1980s,
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319:www.adexmining.com
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392:Molybdenum mining
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239:References
132:molybdenum
93:adexmining
79:Key people
228:complex.
264:Archived
180:Billiton
136:Billiton
128:tungsten
50:Industry
226:caldera
216:Geology
88:Website
65:Toronto
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377:Indium
144:indium
112:Canada
71:Canada
54:Mining
35:Public
345:2012.
304:2012.
106:is a
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148:zinc
146:and
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382:Tin
140:tin
43:ADE
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