-
include natural gold tellurides, like
calaverite and
krennerite (
AuTe2), and
sylvanite (
AgAuTe4). They are
minor ores of gold,
although they
comprise the...
-
uncommon telluride of gold, a
metallic mineral with the
chemical formula AuTe2, with
approximately 3% of the gold
replaced by silver. It was
first discovered...
-
telluride minerals, such as
calaverite and
krennerite (
AuTe2),
petzite (Ag3Au
Te2), and
sylvanite (
AgAuTe2), are
minor ores of gold (and tellurium). See telluride...
-
Sylvanite or
silver gold telluride,
chemical formula (
Ag,
Au)
Te2, is the most
common telluride of gold. The gold:silver
ratio varies from 3:1 to 1:1. It...
-
sylvanite and
other first-row minerals,
empressite (
AgTe),
montbrayite (Au2Te3) and
muthmannite (
AuAgTe2) are
among the rare gold-silver tellurides.: 106 ...
- (FeS2) is an iron ore, and the rare
mineral calaverite is the
ditelluride (
Au,
Ag)
Te2.
Although all
group 16
elements of the
periodic table,
including oxygen...
- (aq) -0.69 2 Te
Te2− 2 + 4 H+ + 2 e− ⇌ 2H2Te(g) -0.64 2 : 790 Sb Sb(OH)− 4 + 3 e− ⇌ Sb(s) + 4 OH− -0.639 3 : 789
Au [
Au(CN) 2]− + e− ⇌
Au(s) + 2CN− -0...
- Ag3AuS2, is a soft,
greyish white sulfide mineral,
occurring in
hydrothermal Au-
Ag-quartz veins. It
occurs as tiny crystals,
visible only with a microscope...
-
composition is a
complex bi****h-silver
telluride with the
calculated formula AgBi
Te2.
Volynskite was
first discovered and
identified between 1960 and 1965 by...
-
tellurides (kostovite
AuCuTe4,
sylvanite AuAgTe4,
frohbergite Fe
Te2,
rickardite Cu5Те3,
altaite PbTe) and
minerals in the gold-copper
system (
Au—Сu).: 141–142 ...