How much does stibnite cost?
A metric dry ton of iron sells for around $93, while this past summer, some stibnite crystals—weighing a few ounces—sold for $5,250 at Heritage Auctions.
Where can I find stibnite?
Significant deposits of stibnite have been located in Hunan province, China; on the island of Shikoku, Japan; and in the western United States (Idaho, California, and Nevada).
What kind of rock is stibnite?
Sulfide mineral
Stibnite is a sulfide minerals with chemical composition is antimony sulfide (Sb2S3). The principal ore of antimony. Lead-gray to silvery gray in color, it often develops a black, iridescent tarnish on exposure to light….Chemical Properties.
| Chemical Classification | Sulfide mineral |
|---|---|
| Chemical Composition | Sb2S3 |
Is stibnite common?
Stibnite, also known as “antimonite,” occurs as soft gray color needle-like radiating acicular crystals. Small hydrothermal veins of stibnite are common and big deposits are rare.
What is the streak of stibnite?
| Stibnite | |
|---|---|
| Luster | Splendent on fresh crystals surfaces, otherwise metallic |
| Streak | Similar to color |
| Diaphaneity | Opaque |
| Specific gravity | 4.63 |
How is stibnite mined?
Summary: Mining at the Stibnite Gold Project would be accomplished using conventional open pit hard rock mining methods. Mining is planned to deliver 8.05 Mst of ore to the crusher per year (22,050 st/d), with stockpiling by ore type (low antimony sulfide, high antimony sulfide and oxide).
Is stibnite toxic?
Stibnite is a toxic antimony sulfide mineral with an orthorhombic crystal lattice and a source of metalloid antimony. Stibnite paste has been used for thousands of years for cosmetics to darken eyebrows and lashes. The mineral was also used to make eating utensils, causing poisoning from antimony ingestion.
What is stibnite gold?
The Stibnite Gold Project (SGP) consists of a mine site and processing facilities, associated access roads, and off-site facilities located in Valley County, in central Idaho. The mine site is located in the East Fork South Fork Salmon River (EFSFSR) drainage basin.
When did the stibnite mine close?
1997
Mining activity finally ceased at the Stibnite Mine Area in 1997.
What is the most toxic mineral in the world?
Cinnabar
Cinnabar, mercury sulfide, is the most toxic mineral to handle on Earth. The name itself means dragons blood. Cinnabar is the main ore of mercury. Forming near volcanos and sulfur deposits, the bright red crystals signal danger.
How much gold is in the stibnite mine?
The still-visible heap consists of neutralized ore left by Hecla Mining Company. This ore came from the Homestake area of the Yellow Pine deposit. Production from all operators during this second generation is estimated at more than 581,000 ounces of gold and 149,000 ounces of silver.
What is the story of stibnite?
The Stibnite Gold Project site is one of the most historic mining districts in all of Idaho. It has been home to thousands of miners, operated by several different companies and was critical to the U.S. war effort in the 1940’s. Miners first started looking for gold at the site before 1900.