Flashcards
Minerals
Flashcards do conjunto (20)
- 1—
- 2—
- 3What are rocks made of?
- 4What is a mineral?Naturally-formed solid substance with a crystal structure
- 5Examples of some minerals
- 6What are ores?Rocks that contain valuable minerals like iron or copper.
- 7Examples of ores
- 8Main properties of minerals
- 9What is hardness?A measure of the ability to scratch or be scratched by other minerals.
- 10How is hardness assessed?By comparing minerals using the mohs scale.
- 11What is the mohs scale?A scale of used in mineralogy to see a minerals hardness. Its degrees, in increasing hardness, are: talc 1; gypsum 2; calcite 3; fluorite 4; apatite 5; feldspar 6; quartz 7; topaz 8; sapphire 9; diamond 10.
- 123 ways mineral can be analysedBy color, by lustre and by the streak.
- 13What is lustre?How shiny a mineral is.
- 14What is streak?The color left behind when you try to scratch an unglazed white tile with the mineral.
- 15Another example of a streak test
- 16What is the compound put in this flame?Sodium!!!
- 17What about this flame?Calcium!!!
- 18And this flame?Barium!!!
- 19And finally this flame?Potassium!!!
- 20The End
Informações
- Descrição
- FlashCards sobre Minerals, criado por Bilal Khan em 03-06-2017.
- Criado por
- Bilal Khan
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