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This metal is the most common iron oxide mineral most are red with and earthy luster it has a crumbly fracture and leaves a red brown streak?
This sounds like hematite which may have a metallic luster.
Is andesite sandstone?
No. Andesite is a volcanic rock.
What types of luster?
Luster refers to the way light interacts with the surface of a mineral or material. The main types of luster include metallic, which has a shiny, reflective surface like metal; glassy (or vitreous), which resembles glass; pearly, resembling the sheen of a pearl; and dull (or earthy), which lacks shine and appears matte. Other types include silky, which has a smooth appearance similar to silk, and resinous, which looks like resin. Each type of luster can help in identifying and classifying minerals.
What is kaolinite luster please?
Kaolinite exhibits a dull to earthy luster, which means it does not reflect light in a shiny or metallic way. Instead, its surface appears matte and can give off a soft, subdued glow under certain lighting conditions. This characteristic contributes to its identification, as kaolinite is a clay mineral commonly found in soil and sedimentary environments. Its luster distinguishes it from other minerals that may have a more reflective quality.
What is the luster of a sedimentary rock?
The luster of a sedimentary rock can vary widely depending on its composition and the minerals present. Common lusters include dull, earthy, or glassy, with some rocks exhibiting a shiny appearance due to the presence of minerals like quartz or calcite. Generally, sedimentary rocks tend to have a more subdued luster compared to igneous or metamorphic rocks. Overall, their appearance can range from matte to slightly reflective, influenced by factors like grain size and cementation.
Do andesite have an earthy luster?
yes
What do you call a luster that is dull and earthy?
A luster that is dull and earthy is referred to as "dull" or "earthy luster." This type of luster lacks shine and reflects light poorly, often resembling the appearance of natural minerals or soil. It is commonly seen in materials like clay or certain types of rocks.
What is the luster of the mineral Bauxite?
dull to earthy
What is the luster if sulfur?
Sulfur in its crystalline form usually has a resinous luster, meaning it looks similar to tree resin. "massive" sulfur frequently has an earthy luster, meaning that it looks similar to soil
What is the luster of a tuff rock?
The luster of tuff rock is typically dull to earthy due to its composition of consolidated volcanic ash and fragments. It does not exhibit a shiny or reflective surface like some other types of rocks or minerals.
What is bauxite luster?
Bauxite is a rock composed mainly of aluminum oxide and aluminum hydroxide minerals. The rocks also contain clay, silt, and silica. Bauxite has a dull, earthy tone luster.
What term describes how a mineral shines?
The term that describes how a mineral shines is luster. Luster refers to the way light reflects off the surface of a mineral, and there are different types of luster such as metallic, vitreous (glassy), pearly, and earthy.
What is Marble's luster?
Marble typically has a dull to glassy luster. This means that when polished, it can have a shiny appearance, but in its natural state, it is often more matte and earthy looking.
What is limestones luster?
Limestone does not have a luster. It's main constituent, the mineral calcite, has a vitreous or glassy luster.
This mineral is the most common iron oxide mineral Most are red with an earthy luster It has a crumbly fracture and leaves a red brown streak?
The mineral described is likely hematite. Hematite is commonly found as red and earthy looking with a metallic to earthy luster. It has a characteristic red-brown streak and often occurs in a crumbly or granular form.
Is the luster of a mineral described as metallic or nonmetallic True or false?
True. The luster of a mineral is described as either metallic or nonmetallic. Metallic luster reflects light like metal, while nonmetallic luster can vary from glassy to earthy in appearance.
What is the term that describes how a mineral reflect light from its surface?
The term is "luster." Luster refers to the way light interacts with the surface of a mineral, and can be described as metallic, glassy, pearly, dull, or earthy, among others.
