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Luster is not a color, but a visible characteristic of the mineral's reflection of light off it's surface. In this case, the color of biotite is dark brown to black, but it's luster would be described as vitreous or glassy.
Luster is not a color, but a visible characteristic of the mineral's reflection of light off it's surface. In this case, the color of biotite is dark brown to black, but it's luster would be described as vitreous or glassy.
color-aquamarine Luster-vitreous Hardness-7.5to8.0
Magnetite.Has metallic luster, silver color, black streak, and contains (Fe) Iron.
Magnetite
Luster is not a color, but a visible characteristic of the mineral's reflection of light off it's surface. In this case, the color of biotite is dark brown to black, but it's luster would be described as vitreous or glassy.
Luster is not a color, but a visible characteristic of the mineral's reflection of light off it's surface. In this case, the color of biotite is dark brown to black, but it's luster would be described as vitreous or glassy.
Luster is not a color, but a visible characteristic of the mineral's reflection of light off it's surface. In this case, the color of biotite is dark brown to black, but it's luster would be described as vitreous or glassy.
Luster: vitreous hardness: 6-5 clevage: perfect frature:splintey color: green, brown, black
color-aquamarine Luster-vitreous Hardness-7.5to8.0
Granite has a very dull luster when unpolished.
Luster is the way a mineral reflects in the light. Streak is the color of a mineral in powdered form.
i asked my teacher and he said just to put metallic or shiny to describe the color. the luster is metallic according to my book.
Minerals can be identified by such as their color, streak, luster, and their hardness. What does streak, and luster mean?Streak-- Is the color of a mineral's powder for example: talc is a mineral and it is also powder and its streak is white.Luster-- Is the way a mineral reflects light from it's surface for example: glassy, pearly, silky, metallic and earthy can be words to describe luster.
color,luster,streak,reflections
Fracture, cleavage, luster, hardness, color ect. a property a mineral posesses.
Luster is the light reflection a mineral has, which can be broken down into categories like metallic, silky, and dull. The luster dictates what type of mineral it is.