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Is volcanic glass a mineral?
Volcanic glass is not a mineral. It's composition is complex, and their is no crystalline structure.
How do you determine the hardness of a mineral?
The hardness of a mineral is determined by scratching it with materials of known hardness, such as a fingernail, a copper penny, a steel nail, or a piece of glass. The mineral is assigned a hardness value based on which material can scratch it. This is known as the Mohs scale of hardness.
Are gemstones a rock or mineral or glass?
Gemstones are a mineral.
What do you call a piece of glass in a frame?
A piece of glass in a frame is commonly referred to as a framed glass or glass pane.
What is a piece of glass called?
a piece of glass is a transparent object
What mineral is mostly made of mineral quartz?
Window Glass
Which mineral is made mostly of the mineral quartz?
window glass
What is a piece of broken glass called?
A broken piece of glass is called a shard.
What is a piece of glass that has apolished flat sides at an angle?
A bevelled piece of glass.
What are the homophones of suffering and a piece of glass?
Suffering is pain piece of glass is pane
What is the homophone for suffering and piece of glass?
Sector
What mineral can be scratched with a knife blade or a window glass?
Mineral that can be scratched with a knife blade or a window glass is gypsum.
