Rocks & Minerals B/C

Website · Post by **bernard** » September 5th, 2022, 7:35 pm

Question Marathons Explained

KingDelphinus · Post by **KingDelphinus** » December 1st, 2022, 12:00 pm

What is the softest mineral?

jennarholt · Post by **jennarholt** » January 11th, 2023, 11:50 am

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The softest mineral is talc!

Answer the following questions about the presented specimen:

1. Identify the specimen.
2. Is it igneous, metamorphic, or sedimentary?
3. What is its composition?
4. What is it used for?

Edwardthe5th · Post by **Edwardthe5th** » January 11th, 2023, 12:55 pm

1.basalt
2. igneous
3. magnesium and iron
4 used for building material

Question:
what mineral is always a shade of yellow and smells of rotting eggs

Tygertyan12 · Post by **Tygertyan12** » February 14th, 2023, 1:43 pm

Sulfur
Question what is a common nickname for kaolinite

jtoohey70256 · Post by **jtoohey70256** » March 7th, 2023, 12:28 pm

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China Clay

What Mineral's composition is FeS₂

shaleenb36 · Post by **shaleenb36** » March 29th, 2023, 7:13 pm

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the mineral with formula FeS2 is pyrite

Question:
How did the mineral sodalite get its name?

stlcards422 · Post by **stlcards422** » May 7th, 2023, 3:58 pm

Question:
How did the mineral sodalite get its name?
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Named after its sodium content

1: Identify
2: What is its cleavage?
3: Where is it found? (Enviroment)

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