samples FKM-476 to FKM-500

 

Check out the thin section scans introduction page for more information on the variety of samples featured here, how the scans were taken & processed for web display, and what additional optical and analytical data I hope to include in the figure captions as I continue to update the site and add to the collection of thin sections.

There’s also a fully searchable index covering the complete thin section set, listing for each sample its locality, the anticipated major minerals, a brief generalized geologic environment description, and where appropriate, the nature of any unusual element enrichments.

Note: Depending on the speed of your internet connection, it could take a minute or two for the images to load. If after the page looks like it’s finished loading but some of the thin section images appear to be missing, reloading the page will typically fix the problem.

***THIS PAGE IS UNDER CONSTRUCTION AND WAS PREPARED IN ANTICIPATION OF NEW SAMPLES NOT YET ACQUIRED***
Check back soon for updates… as funding allows, new sets of samples (usually 20-40 samples) are typically added twice per year.

 



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sample: FKM-476
locality: Mt. Trikorfo, Thasos Island, Greece.
rock type: test.
major mineralogy: The specimen was acquired for kanonaite and piemontite, although the most Mn-rich andalusite-group species previously reported on mindat for the locality is only the “viridine” variety of andalusite.

 




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sample: FKM-477
locality: ejected boulder field, east of Ol Doinyo Lengai, Tanzania (collected by Gunnar Färber in July 2018).
rock type: test.
major mineralogy: The specimen was acquired for bolotinaite, kirschsteinite, phillipsite-Ca, diopside and wollastonite, although the first three listed species have not previously been reported on mindat for the locality.

 




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sample: FKM-478
locality: Falotta mine, Tinzen, Grisons, Switzerland.
rock type: test.
major mineralogy: The specimen was acquired for piemontite and quartz.

 




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sample: FKM-479
locality: Prabornaz mine, Saint-Marcel, Val d’Aosta, Italy.
rock type: test.
major mineralogy: The specimen was acquired for blue omphacite (violan?).

 




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sample: FKM-480
locality: Hol Kol mine, Suan Co., North Hwanghae Province, North Korea; the specific orebody (Eastern; Western; North [= New… type locality for kotoite]) is not identified on the label, although “type locality” is noted. Whether this note refers specifically to the North orebody or to the mine as a whole is not clear.
rock type: test.
major mineralogy: The specimen was acquired for kotoite and dolomite.

 




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sample: FKM-481
locality: label only lists “Mt. Gaskkabeaivári, Norway”, but likely more specifically from the the MQ Granite AS quarry located there.
rock type: test.
major mineralogy: The specimen was acquired for fuchsite (chromian muscovite) and quartz.

 




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sample: FKM-482
locality: label is only as specific as “Snarum, Modum, Buskerud, Norway”, but the sample is likely more specifically from the “gedrite quarry”. Gedrite is also reported from another nearby locality, Hilsen Farm.
rock type: test.
major mineralogy: The specimen was acquired for gedrite.

 




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sample: FKM-483
locality: Crestmore quarries, Crestmore, Jurupa Valley, Riverside Co., CA, USA.
rock type: test.
major mineralogy: The specimen was acquired for riversideite and calcite.

 




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sample: FKM-484
locality: Zuni mine, San Juan Co., CO, USA.
rock type: test.
major mineralogy: The specimen was acquired for zunyite and diaspore.

 




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sample: FKM-485
locality: Turii alkaline massif (Turiy massif), Turii Cape, Murmansk Oblast, Russia.
rock type: test.
major mineralogy: The specimen was acquired for schorlomite.

 




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sample: FKM-486
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-487
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-488
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-489
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-490
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-491
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-492
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-493
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-494
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-495
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-496
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-497
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-498
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-499
locality: test.
rock type: test.
major mineralogy: test.

 




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sample: FKM-500
locality: test.
rock type: test.
major mineralogy: test.

 



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previous page (samples FKM-451 to FKM-475)