Amalgam
A variety of Native Silver
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About Amalgam
Formula:
(Ag,Hg)
Hardness:
3 - 3½
Crystal System:
Isometric
A Hg-bearing variety of silver. Compare kongsbergite and arquerite.
Compare also luanheite, schachnerite, paraschachnerite, eugenite.
Compare also luanheite, schachnerite, paraschachnerite, eugenite.
Unique Identifiers
Mindat ID:
181 (as Amalgam)
3664 (as Native Silver)
3664 (as Native Silver)
Long-form identifier:
mindat:1:1:181:0 (as Amalgam)
mindat:1:1:3664:7 (as Native Silver)
mindat:1:1:3664:7 (as Native Silver)
IMA Classification of Amalgam
IMA status notes:
Rejected by the IMA
Pronunciation of Amalgam
Pronunciation:
| Play | Recorded by | Country |
|---|---|---|
| Jolyon Ralph | United Kingdom |
Physical Properties of Amalgam
Hardness:
3 - 3½ on Mohs scale
Optical Data of Amalgam
Type:
Isotropic
Chemistry of Amalgam
Mindat Formula:
(Ag,Hg)
Element Weights:
| Element | % weight |
|---|---|
| Ag | 100.000 % |
Calculated from ideal end-member formula.
Elements listed:
CAS Registry number:
Crystallography of Amalgam
Crystal System:
Isometric
Synonyms of Amalgam
Other Language Names for Amalgam
German:Colombianit
Silberamalgam
Silberamalgam
Spanish:Colombianita
Varieties of Amalgam
| Cuproarquerite | Variety of Amalgam containing copper. |
Common Associates
Associations Based on Photo Data:
| 6 photos of Amalgam associated with Acanthite | Ag2S |
| 4 photos of Amalgam associated with 'Arsenpolybasite' | |
| 4 photos of Amalgam associated with Native Gold | Au |
| 4 photos of Amalgam associated with 'Proustite-Pyrargyrite Series' | |
| 4 photos of Amalgam associated with Pyrite | FeS2 |
| 3 photos of Amalgam associated with Native Silver | Ag |
| 2 photos of Amalgam associated with Malachite | Cu2(CO3)(OH)2 |
| 2 photos of Amalgam associated with Nickeline | NiAs |
| 2 photos of Amalgam associated with Eugenite | Ag11Hg2 |
| 2 photos of Amalgam associated with Quartz | SiO2 |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Amalgam
mindat.org URL:
https://www.mindat.org/min-181.html
Please feel free to link to this page.
Please feel free to link to this page.
Search Engines:
Mineral Dealers:
References for Amalgam
Localities for Amalgam
Showing 96 localities.
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
Argentina | |
| Zappettini et al. (2014) +1 other reference |
Australia | |
| Min. Record 24 (1993) |
| Nickel (1987) |
| Downes et al. (1998) |
| Simpson (1948) |
Austria | |
| C.Auer (2014) |
| R.Poeverlein (2016) | |
| R.Poeverlein (2016) | |
| R.Poeverlein (2016) |
| Auer (2025) |
| Bechter (2010) |
| Bechter (2010) |
Canada | |
| Macdonald et al. (1996) +1 other reference |
| ... |
| Eur. J. Mineral. | |
Chile | |
| I. Domeyko collection Mineralogical ... |
| The Stratabound Tuff-hosted Elisa de ... +1 other reference |
| Oyarzun et al. (1998) |
China | |
| Wang Chengyuan (1991) |
Czech Republic | |
| Šrein |
| Dolníček et al. (2019) |
France | |
| Bariand et al. (n.d.) |
Germany | |
| Schnorrer et al. (2009) |
| Weiß (1990) | |
| von Beroldingen et al. (1788) |
| |
| Fleischer (1973) | |
| Ferber (1776) |
| Beroldingen (1788) | |
| Arndt +2 other references | |
| Karsten's Archiv für Mineralogie +1 other reference |
| Dreyer (1975) |
| Der Aufschluss Vol.55 |
| Rondorf et al. (1992) |
Ireland | |
| Eur. J. Mineral. +2 other references |
Italy | |
| Fiori (1998) |
Mexico | |
| Panczner (1987) |
Morocco | |
| Diallo et al. (2021) |
| Barral et al. (2008) | |
| Maya Gold and Silver |
Myanmar | |
| Thu et al. (2020) |
Namibia | |
| Gehard (1994) |
Norway | |
| Kullerud et al. (2020) |
| Neumann (1944) | |
Poland | |
| Siuda (2012) |
| Siuda R. (2010) | |
| Oszczepalski et al. (2017) |
| Galuskin et al. (2003) |
| Krzeminski (2015, August) |
Portugal | |
| Oliveira et al. (1997) +1 other reference |
Russia | |
| Bestemianova et al. (2017, December) |
| Spiridonov et al. (2019) +1 other reference |
| Spiridonov et al. (2019, April) | |
| Kislov +2 other references | |
| www.igem.ru (2001) +1 other reference |
| Yurichev et al. (2017) |
| Gritsenko et al. (2008) |
| Kravtsova et al. (2017) +1 other reference |
| Haas (n.d.) |
| unpublished SEM/EDS analysis | |
| Pekov (1998) |
| Pavlova et al. (2009) | |
| Kuzhuget et al. (2015) |
| Novoselov et al. (2020) |
Slovakia | |
| Excalibur Mineral Corp. - Mineral News |
Spain | |
| Canet et al. (2003) |
Sweden | |
| Boliden Group |
| Rincon (2022) |
| Zakrzewski et al. (1987) +1 other reference |
Tunisia | |
| Hatira et al. (1990) |
| Hatira et al. (1990) |
USA | |
| - (2008) |
| - (2008) | |
| - (2008) |
| - (2005) |
| Eckel et al. (1997) |
| Eckel et al. (1997) |
| Eckel et al. (1997) |
| Eckel et al. (1997) |
| Eckel et al. (1997) |
| - (2005) | |
| Eckel et al. (1997) | |
| - (2005) |
| - (2005) | |
| - (2005) |
| - (2005) | |
| Ream (2004) |
| - (2005) | |
| - (2005) |
| - (2005) |
| Travis Olds collection |
| Castor et al. (2004) |
| Smith (1991) |
| Smith (1991) |






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The
Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia