Rocks and Minerals Question Marathon

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tuftedtitmouse12
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Re: Rocks and Minerals Question Marathon

Post by tuftedtitmouse12 »

Bornite. Cu5FeS4
peter, peter, peter
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Kazen
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Re: Rocks and Minerals Question Marathon

Post by Kazen »

tuftedtitmouse12 wrote:
Bornite. Cu5FeS4
Nope! But the colors certainly look similar. ;D
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2013: Forensics/Rocks
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Re: Rocks and Minerals Question Marathon

Post by tornado guy »

Chalcopyrite; CuFeS2?
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Re: Rocks and Minerals Question Marathon

Post by Kazen »

tornado guy wrote:
Chalcopyrite; CuFeS2?
Nope! Similar colors as well. XD
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Re: Rocks and Minerals Question Marathon

Post by quizbowl »

This has got to be
Specular hematite, Fe2O3
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Re: Rocks and Minerals Question Marathon

Post by Kazen »

quizbowl wrote:This has got to be
Specular hematite, Fe2O3
Correct correct! * 7 * ~
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Re: Rocks and Minerals Question Marathon

Post by Allinea »

How is that specular hematite? I did a quick google search and every image I saw was black... :?:
2013-2014 Season: [Boyceville/Conference/River Falls/Regions/State]
WIDI[2/-/6/2/x]
Rocks[5/1/3/-/x]
Glider[13/8/x/-/x]
Rollercoaster[3/-/12/2/x]
Sustainability[12/-/7/-/-]
Exp. Design[-/3/-/-/-]
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Re: Rocks and Minerals Question Marathon

Post by Kazen »

more images of it will pop up looking like it if you type in "specular rainbow hematite", or just "rainbow hematite" :)
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Re: Rocks and Minerals Question Marathon

Post by havendude »

Let's bring this thread back.
Image
---Regionals---States---Nats

Rocks and Minerals---2nd---15th---11th
Disease Detectives---1st---3rd---27th
Optics---1st---NA---NA
Crime Busters---2nd---NA---NA
Compute This---NA---32---15th
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Re: Rocks and Minerals Question Marathon

Post by hexagonaria »

pyrite
DFTBA
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