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1992-05-27_REVISION - M1988112 (2)
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1992-05-27_REVISION - M1988112 (2)
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Entry Properties
Last modified
6/19/2021 5:29:22 PM
Creation date
11/22/2007 12:29:08 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
M1988112
IBM Index Class Name
Revision
Doc Date
5/27/1992
Doc Name
BATTLE MOUNTAIN RESOURCES BMR
From
PARCEL MAURO HULTIN & SPAANSTRA PC
To
MLRD
Type & Sequence
TR4
Media Type
D
Archive
No
Tags
DRMS Re-OCR
Description:
Signifies Re-OCR Process Performed
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1 <br />A S C J <br />' 3. ANALYSES AND DATABASE <br />' Four samples were subject to specific chemical analysis: <br />• sample 1: from the tailings system prior to treatment with Cytox, Ifor <br />' removal of "free" cyanide); <br />• sample 2: at the discharge spigot at tailings impoundment, after Cytox <br />' treatment; <br />• sample 3: the tailings supernatant on the lower pond; and <br />sample 4: the water from the collection pond. <br />' All samples were analyses for the following parameters: <br />• total cyanide (TCN): (Laboratory "A" -EPA Method 335.3, Autbanalyzer, <br />(Laboratory "C" -EPA Method 335.2, Manual) <br />' weak acid dissociable cyanide (WAD CNI: (APHA/AWWA Standard Methods, <br />17th Edition, method 4500-C); <br />' "free" cyanide: (Laboratory "C" colourimetric method (pyritic/Ibarbituric acid) <br />and Laboratory "A" ion chromatography); <br />' chromium, cobalt, copper, iron, manganese, nickel and zinc: (ICP scan - <br />Method 200.7/6010 (1,21); <br />• mercury: (Cold Vaoour Atomic Absorption; Method 245.1 (1 )) <br />' In addition, Laboratory "C" analyzed the samples for thiocyanate to establish the <br />potential for intereference in the cyanide determinations. <br />The results of the analyses from both laboratories have been summarised in a single <br />table, Table 1 ,for the convenience of the reader. (Original analytical Qata sheets are <br />included in Appendices A and B for reviewl• <br /> <br />1 <br />3 <br />
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