Records |
Author |
Parker, G.; Noller, B.; Waite, T.D. |
Title |
Assessment of the use of fast-weathering silicate minerals to buffer AMD in surface waters in tropical Australia |
Type |
Book Chapter |
Year |
1999 |
Publication |
Sudbury '99; Mining and the environment II; Conference proceedings |
Abbreviated Journal |
|
Volume |
|
Issue |
|
Pages |
|
Keywords |
acid mine drainage Australasia Australia buffers carbonate ion geochemistry Northern Territory Australia Pine Creek Geosyncline pollution pyrite sulfides surface water tropical environment water quality 22, Environmental geology |
Abstract |
Surface waters in the Pine Creek Geosyncline (located in Australia's “Top End”, defined as the area of Australia north of 15 degrees S) are characterized by their low carbonate buffering capacity. These waters are buffered by silicate weathering and hence are slightly acidic, ranging in pH from 4.0 to 6.0. The Pine Creek Geosyncline contains most of the Top Ends' economic mineral deposits and characteristically shows no correlation between carbonate minerals and sulfidic orebodies hosting gold deposits (unlike uranium deposits). Thus many gold mines do not have ready access to carbonate minerals for buffering acid mine drainage (AMD). It is possible that locally available fast-weathering silicate minerals may be used to buffer AMD seeps. The buffering intensity of silicate minerals exceeds that of carbonate minerals, but their slow dissolution kinetics has ensured that these materials have received little attention in treating AMD. In addition, carbonate mineral dissolution is retarded when contacted with intense AMD solutions due to the formation of surface coatings of iron minerals. The lower pH range of silicate mineral dissolution may prevent the formation of such coatings. The Pine Creek Geosyncline consists of a complex geochemistry, and a number of fast-weathering silicate minerals have been noted in various areas. The difficulty in assessing such minerals for use in buffering AMD is the lack of kinetic data available under conditions prevalent AMD (i.e., low pH solutions saturated with aluminium and silica). This study sets out to evaluate the applicability of using such minerals to treat AMD surface seeps. |
Address |
|
Corporate Author |
|
Thesis |
|
Publisher |
|
Place of Publication |
|
Editor |
Goldsack, D.E.; Belzile, N.; Yearwood, P.; Hall, G.J. |
Language |
|
Summary Language |
|
Original Title |
|
Series Editor |
|
Series Title |
|
Abbreviated Series Title |
|
Series Volume |
|
Series Issue |
|
Edition |
|
ISSN |
|
ISBN |
0886670470 |
Medium |
|
Area |
|
Expedition |
|
Conference |
|
Notes |
Assessment of the use of fast-weathering silicate minerals to buffer AMD in surface waters in tropical Australia; GeoRef; English; 2000-048644; Sudbury '99; Mining and the environment II, Sudbury, ON, Canada, Sept. 13-17, 1999 References: 36; illus. incl. 2 tables |
Approved |
no |
Call Number |
CBU @ c.wolke @ 16594 |
Serial |
273 |
Permanent link to this record |
|
|
|
Author |
Orr, M.S. |
Title |
Control of acid mine drainage through water management at Mt. Leyshon Gold Mine. Die Beherrschung des Problems der sauren Grubenwässer im Goldbergwerk Mt. Leyshon durch Wasserfassungs- und Wasserregulierungsmaßnahmen |
Type |
Conference Article |
Year |
1995 |
Publication |
Second Australian Acid Mine Drainage Workshop, Charters Towers, AU, 28 31 March 1995 |
Abbreviated Journal |
|
Volume |
|
Issue |
|
Pages |
67-73 |
Keywords |
Bergbau Gold Australien Schwefelsäure Wasserkreislauf Wasserkanal Wasseranalyse Abwasserbehandlung Absetzbecken Umweltschutz Gewässerschutz Wasserverschmutzung Wasserwirtschaft Acid mine drainage Abwassererfassung |
Abstract |
Die australische Goldlagerstätte am Mt. Leyshon wird im Tagebau abgebaut. Der Durchsatz der im CIP-Verfahren arbeitenden Goldaufbereitung beträgt 5,5 Mio t/a. Das Problem der Freisetzung saurer Grubenwässer wird langfristig durch selektive Bergeeinlagerungsstrategien und die Oberflächenversiegelung der Halden gelöst. Während der Abbauarbeiten sind jedoch auch unversiegelte Haldenflächen vorhanden, aus denen saure Grubenwässer austreten können. Diese Wässer werden durch ein System von Sammelgräben aufgefangen und einem Wasserauffangbecken zugeführt. Sie werden dort durch Kalkzugabe neutralisiert. Das so gereinigte Wasser gelangt über Pumpen in den Betriebswasserkreislauf zurück. Der Zufluß zum Auffangbecken ist mit regulierbaren Wehren versehen, die bei Hochwasser so gesteuert werden, daß ein Teil der sauren Grubenwässer direkt in die viel Wasser führenden Vorfluter abgestoßen werden kann. Zu dem Rückhaltesystem gehören auch Absetzbecken, die regelmäßig entschlämmt werden. Es ist ein kontinuierliches Monitoringsystem im Einsatz, das eine lückenlose Erfassung der Wassermengen und der Wasserzusammensetzung gestattet. |
Address |
|
Corporate Author |
|
Thesis |
|
Publisher |
|
Place of Publication |
|
Editor |
|
Language |
|
Summary Language |
|
Original Title |
|
Series Editor |
|
Series Title |
|
Abbreviated Series Title |
|
Series Volume |
|
Series Issue |
|
Edition |
|
ISSN |
|
ISBN |
|
Medium |
|
Area |
|
Expedition |
|
Conference |
|
Notes |
Control of acid mine drainage through water management at Mt. Leyshon Gold Mine. Die Beherrschung des Problems der sauren Grubenwässer im Goldbergwerk Mt. Leyshon durch Wasserfassungs- und Wasserregulierungsmaßnahmen; BERG, Copyright FIZ Technik e.V.; EN Englisch; 0-646-24771-9; U9609 0027 586; 11345, BERG , 07.09.96; Words: 423; 7 Seiten, 7 Bilder, 1 Quelle 3UXX *Belastung von Wasser, Wasserreinhaltung, Abwasser* 3PAB *Aufbereitung anorganischer, mineralischer Rohstoffe* 3MZ *Bergbau, Tunnelbau, Erdöl /Erdgasförderung, Bohrtechnik* |
Approved |
no |
Call Number |
CBU @ c.wolke @ 17606 |
Serial |
276 |
Permanent link to this record |
|
|
|
Author |
Ordónez, A.; Loredo, J.; Pendás, F. |
Title |
|
Type |
Book Whole |
Year |
1999 |
Publication |
|
Abbreviated Journal |
|
Volume |
|
Issue |
|
Pages |
575-580 |
Keywords |
hydrogeology mining water acid mine drainage treatment SAPS successive alkalinity producing system ALD anoxic limestone drainage |
Abstract |
|
Address |
|
Corporate Author |
|
Thesis |
|
Publisher |
International Mine Water Association |
Place of Publication |
Ii |
Editor |
Fernández Rubio, R. |
Language |
|
Summary Language |
|
Original Title |
|
Series Editor |
|
Series Title |
Mine, Water & Environment |
Abbreviated Series Title |
|
Series Volume |
|
Series Issue |
|
Edition |
|
ISSN |
|
ISBN |
|
Medium |
|
Area |
|
Expedition |
|
Conference |
|
Notes |
A Successive Alkalinity Producing System (SAPS) as operational Unit in a Hybrid Passive Treatment System for Acid Mine Drainage; 1; AMD ISI | Wolkersdorfer; FG 'de' 5 Abb., 4 Tab. |
Approved |
no |
Call Number |
CBU @ c.wolke @ 9836 |
Serial |
277 |
Permanent link to this record |
|
|
|
Author |
Noss, R.R.; Crago, R.W.; Gable, J.; Kerber, B.; Mafi, S. |
Title |
Use of flue gas desulfurization sludge in abandoned mine land reclamation |
Type |
Journal Article |
Year |
1997 |
Publication |
|
Abbreviated Journal |
|
Volume |
|
Issue |
|
Pages |
|
Keywords |
abandoned mines; acid mine drainage; flue gas desulfurization sludge; land management; land use; liquid waste; mines; mining; mining geology; moisture; pH; pollution; reclamation; remediation; soils; strip mining; surface mining; waste disposal 22, Environmental geology |
Abstract |
|
Address |
|
Corporate Author |
|
Thesis |
|
Publisher |
The Ohio Journal of Science |
Place of Publication |
|
Editor |
|
Language |
|
Summary Language |
|
Original Title |
|
Series Editor |
|
Series Title |
Ohio Academy of Science 106th annual meeting; progress toward water quality in the Lake Erie basin; abstracts |
Abbreviated Series Title |
|
Series Volume |
|
Series Issue |
|
Edition |
|
ISSN |
|
ISBN |
|
Medium |
|
Area |
|
Expedition |
|
Conference |
|
Notes |
1999-043696; Ohio Academy of Science 106th annual meeting, Bowling Green, OH, United States, April 4-6, 1997; GeoRef; English |
Approved |
no |
Call Number |
CBU @ c.wolke @ 6302 |
Serial |
282 |
Permanent link to this record |
|
|
|
Author |
Norton, P.J.; Norton, C.J.; Tyrrell, W. |
Title |
|
Type |
Book Whole |
Year |
1998 |
Publication |
|
Abbreviated Journal |
|
Volume |
|
Issue |
|
Pages |
425-432 |
Keywords |
wetland acid mine water AMD |
Abstract |
|
Address |
|
Corporate Author |
|
Thesis |
|
Publisher |
Proceedings International Mine Water Association Symposium |
Place of Publication |
2 |
Editor |
Nel Petrus Johannes, L. |
Language |
|
Summary Language |
|
Original Title |
|
Series Editor |
|
Series Title |
Mine Water and Environmental Impacts |
Abbreviated Series Title |
|
Series Volume |
|
Series Issue |
|
Edition |
|
ISSN |
|
ISBN |
062-02294-0-3 |
Medium |
|
Area |
|
Expedition |
|
Conference |
|
Notes |
The design, construction and cost of an engineered wetland for treatment of acid drainage from sulphide mineral-rich strata; 1; AMD ISI | Wolkersdorfer; Fg |
Approved |
no |
Call Number |
CBU @ c.wolke @ 9828 |
Serial |
283 |
Permanent link to this record |