/sci/ - Science & Math

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Anonymous Sat Oct 28 06:35:26 2017 No.9261098 [Reply] [Original]

Any geologists here with good knowledge in petrology? Could you help me identify this piece of rock? I'm having troubles, I think it's diabase, but those big plagioclase crystals are kinda wierd. Also I'm not sure about the dark background, is it pyroxene or not?

>>	Anonymous Sat Oct 28 06:36:43 2017 No.9261102 File: 390 KB, 1280x720, unknown2.jpg [View same] [iqdb] [saucenao] [google] The other sides don't have that many big plagioclase crystals, only lath ones one is supposed to find in a rock such as diabase.

>>	Anonymous Sat Oct 28 06:38:16 2017 No.9261106 File: 364 KB, 1280x720, unknown3.jpg [View same] [iqdb] [saucenao] [google] The side that has been cut

>>	G Sat Oct 28 06:43:25 2017 No.9261111 I'm a geochemistry student and i think you're right It is indeed a diabase rock

>>	Anonymous Sat Oct 28 06:48:21 2017 No.9261114 >>9261111 Nice quads, also thanks.

>>	Anonymous Sat Oct 28 06:49:09 2017 No.9261115 >>9261111 i have a large bone to examine for you too

>>	Anonymous Sun Oct 29 03:56:45 2017 No.9262886 bump

>>	Anonymous Sun Oct 29 05:02:07 2017 No.9262923 I cant wait until i take petrology next semester i want to know how to answer these kinds of questions

>>	Anonymous Sun Oct 29 05:34:38 2017 No.9262942 File: 57 KB, 453x604, 1502915849683.jpg [View same] [iqdb] [saucenao] [google] >>9261098 >>9261102 >>9261106 >Feldspat, Quarz und Glimmer, das vergess ich nimmer :DDDDDDD

>>	Anonymous Sun Oct 29 05:35:49 2017 No.9262946 >>9262923 Have you taken mineralogy yet? Or at least geochemistry? You need to have a good basis i n those two subjects for petrology.

>>	Anonymous Sun Oct 29 07:20:35 2017 No.9263048 >>9262923 What this guy said>>9262946 Go for it, anon. My dream is to be able to predict earthquakes, know the earth's core, make rocks with less pressure and temperature or be able to make use to the least desirable rocks.

>>	Anonymous Sun Oct 29 17:21:05 2017 No.9264084 File: 19 KB, 500x590, tesseract.png [View same] [iqdb] [saucenao] [google] >2 degrees in geoscience >still haven't taken mineralogy >still bad at identifying most minerals that aren't commonly found in sedimentary rocks >mfw

>>	Anonymous Sun Oct 29 19:17:41 2017 No.9264313 Tfw taking next semester: >petrology >hydrology >geophysics >geology data analysis Gettin all hyped up for spring boys

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