u/Engineeringagain

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▲ 18 r/Rocks

here's the info on the rocks to the best of my knowledge

- 1&2: fluorite on calcite VL and UV (Received from free rock bin at a local rock club)

- 3&4: willemite on sphalerite pseudomorph VL and UV (found on north table mountain, colorado (South face) had trouble getting a picture that wasn't blurry

- 5 through 8: Calcite on sandstone/limestone matrix VL and UV (found Off Lake Boedecker north rock face)

- 9&10: Calcite banded Chert, VL and UV (forgot where I found this one)

- 11: Quartz point (found in Montana by Bannock)

- 12: Amazonite and fluorite. VL only, couldn't get a good picture of the blue fluorescence on the white crystal area (Found in Henderson County on front range, don't remember the hiking trail)

- 13: Amazonite with red oxide crust (Found in Henderson County on front range, don't remember the hiking trail but would greatly appreciate help finding more!)

- 14: polished face on Jasper with quartz inclusions (Found in Grand Junction, Colorado area)

- 15: Quartz crystal cluster with brown oxide layer (found in Montana by Bannock)

- 16: potential Banded Iron Formation as indicated by geology professor (found somewhere on eastern slope rocky mountains, Colorado)

- 17: rhyolite with purple fluorescent mineral VL only, couldn't get a focus on the purple fluorescence in the purple areas, they fluoresce too bright (Received from Family friend, found in Molly Kathlene? mine Cripple Creek)

- 18: Tiger iron with gold wire wrap (gifted from close friend, found in Australia)

- 19: Malachite on quartz (found in Hill Country west of Austin on Private Claim)

- 20: Magnetite Crystal (found on Lair o' the Bear trail, Colorado)

u/Engineeringagain — 14 days ago
▲ 17 r/Rocks

Mother got this for me from the Tuscon rock and mineral show a couple years ago for my 22nd birthday. According to the vendor he mined it on a claim in Brazil but I don't remember the state.

it was the only specimen he had that wasn't just shards.

u/Engineeringagain — 15 days ago