4,50
Ex Tax: 4,50
- Ex Tax:
- 4,50
- Availability:
- Op voorraad
- Product Code:
- Ertsmineralen
Description
Ore Species : Wolframite / Tungsten Erts
Country of Origin : Brazil
Hardness : 4 tot 4.5
Chemical Formula : (Fe2+)WO4 to (Mn2+)WO4
Lenght : 13 tot 18 mm
Width : 10 tot 20 mm
Hight : 15 tot 17 mm
Be Aware! We have multiple specimens in stock, They can varry in size and collor.
Wolframite
Wolframite is the most important ore for the element tungsten. It is an iron manganese oxide with the chemical formula: (Fe, Mn) WO4. The color can vary from rust / red brown to jet black, the stripe color is always red brown. Wolframite has a metallic luster and is opaque. The name has to do with the most important element which is natural tungsten.
Reviews (0)
Country of Origin : Brazil
Hardness : 4 tot 4.5
Chemical Formula : (Fe2+)WO4 to (Mn2+)WO4
Lenght : 13 tot 18 mm
Width : 10 tot 20 mm
Hight : 15 tot 17 mm
Be Aware! We have multiple specimens in stock, They can varry in size and collor.
Wolframite
Wolframite is the most important ore for the element tungsten. It is an iron manganese oxide with the chemical formula: (Fe, Mn) WO4. The color can vary from rust / red brown to jet black, the stripe color is always red brown. Wolframite has a metallic luster and is opaque. The name has to do with the most important element which is natural tungsten.