The streak of iron can be black or dark gray
A rust streak is a streak in iron ore veins that was oxidized. Rust forms when oxygen oxidizes iron ore.
Yes, iron ore does have a streak. The streak color of iron ore is typically reddish-brown due to the presence of iron oxide. This streak test can help identify the mineral when rubbed against an unglazed porcelain plate.
Greenish black
Nothing you idiot
Magnetite can be black and it has a black streak. It is metallic and iron ore
Magnetite
The mineral that fits the description provided is hematite. This mineral has a metallic luster, silver color, black streak, and contains iron. Hematite is commonly used as an iron ore and displays these characteristic properties.
Yes, hematite does have a streak. When scratched against a hard, rough surface, hematite leaves a reddish-brown streak due to the presence of iron oxide in its composition.
Red to reddish brown as for most iron oxides.
The mineral described is likely hematite. Hematite has a metallic luster, silver color, black streak, and contains iron. It is a common iron oxide mineral found worldwide.
The mineral is hematite.
The mineral that fits this description is hematite. Hematite is an iron oxide mineral that has a metallic luster, is hard, and has a characteristic red-brown color and streak.