28th November 2019

geology
12

Is the mineral galena magnetic?

Galena is a lead sulfide mineral with a chemical composition of PbS. It is the world's primary ore of lead and is mined from a large number of deposits in many countries. It is found in igneous and metamorphic rocks in medium- to low-temperature hydrothermal veins.

Also to know is, what is the mineral galena used for?

Galena, also called lead glance, is the natural mineral form of lead(II) sulfide. It is the most important ore of lead and an important source of silver. Galena is one of the most abundant and widely distributed sulfide minerals. It crystallizes in the cubic crystal system often showing octahedral forms.

Where is the mineral galena found in the world?

Galena is found in hydrothermal ore veins associated with chalcopyrite and quartz. It is also found in metamorphic and sedimentary rocks. In the United States galena is found in the Mississippi Valley. Missouri, Illinois, Iowa, and Wisconsin all have significant deposits.

What is the chemical formula of sphalerite?

The Mineral sphalerite
Chemical FormulaZnS The above is the formula of pure Sphalerite. However, since it usually occurs with some iron replacing the zinc, its formula can be more accurately described as (Zn,Fe)S
TransparencyTransparent to opaque
Specific Gravity3.9 - 4.1
LusterMetallic, sub-metallic, adamantine, resinous
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