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2006-02-08_REVISION - M1983141
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2006-02-08_REVISION - M1983141
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Last modified
6/15/2021 5:35:53 PM
Creation date
11/21/2007 3:45:09 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
M1983141
IBM Index Class Name
Revision
Doc Date
2/8/2006
Doc Name
Adequacy Response Concerns Pyrsuant to Fax Dtd Feb.3 2006
From
Mount Royale Ventures LLC
To
DMG
Type & Sequence
AM2
Media Type
D
Archive
No
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Miller, in his examination of over 100 polished sections of Cash and <br />Freiburg vein material, as well as thin section and/or petrographic <br />analyses of over 50 specimens of both fresh and altered granite- <br />granodiorite from the vicinity of the Cash mine noted the following: <br />Vein Material (Ore): According to Miller, the approximate volumetric <br />mineral abundance (on a visual examination basis) is such that <br />chalcopyrite, galena, and marcasite are present only in trace or very <br />minor quantities. Sphalerite is more common as 1 to 2% of the metallics, <br />while pyrite is present as 2 to 6% of metallics. It is Miller's opinion that <br />"the potential of...the vein material from the Cash Mine to produce acid <br />mine waters is minimal." <br />Wall Rock Material: Based on his examinations, Miller's opinion relative <br />to wall rock is such that he "did not detect widespread disseminated <br />sulfides in the wall rocks" and that "the potential of...the wall rock material <br />from the Cash Mine to produce acid mine waters is minimal." <br />Toxic Producing Materials: No known toxic materials are anticipated to <br />be encountered or produced under normal circumstances as a result of <br />the Cash and Who Do mine operations. This is attributable to the mode <br />of occurrence of the mineralization, its refractory nature, and the relative <br />insolubility of the otherwise potentially acid generating constituents <br />present. <br />(I) Hydrologic Balance <br />The Cash and Who Do Mine Project will not have any significant effect on <br />the site specific or regional hydrologic balance due to the characteristics <br />of the proposed operations. <br />The relatively small disturbance footprint associated with underground <br />mining activity will result in minimal to no direct impact to surface water <br />flow or the associated hydrologic balance. Where practicable, surface <br />water diversions will be utilized to preclude surface water contact with <br />areas of disturbance. Such diversions, where employed, will merely re- <br />route flows around localized areas. Surface flow from all disturbance <br />areas at the site will continue to report to Cash Gulch. <br />(m) Ore Processing <br />The Mount Royale Adit(s) will produce only run-of-mine gold/silver ore. <br />Produced ore will be transported directly to the Gold Hill Mill for crushing, <br />grinding, and subsequent processing by flotation and gravity separation <br />methods. The Gold Hill Mill is permitted under MLRD Permit No. M-94- <br />117. <br />If market conditions allow, decorative granite rock may also be produced <br />as a saleable product. Any further processing associated with the <br />decorative rock would occur at an offsite, non-associated facility. <br />Exhibit C -Mining Plan <br />
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