#MineralMonday Fluorite, Cholla Cat Mine, Alamo Mining District, La Paz County, Arizona, approx. 35 mm vertically ⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

Dickite after sanidine. No ore here but it is from the volcanic rocks of the Hog Heaven Mineral District, Montana. My favorite collected 2 weeks ago at the Tobacco Root Geological Society field conference, Plains, Montana.

#MineralMonday Galena, barite, quartz, and little orange balls of sphalerite (analyzed), Butte, Montana USA. 3 x 2.5 cm ⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Multicolored chrysocolla coating hemimorphite crystals; blue-green balls = chrysocolla coated thinly with malachite fibers. 40 mm, probably 79 Mine, Arizona USA ⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Covellite, Butte, Montana USA. Left edge of large blade is 12 mm. ⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

I have a slab of mud-cracked rock that was deposited about 1,400 million years ago, that I use as an end table.

#MineralMonday Anatase, White Mountains, California USA. 1.1 mm. ⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

After yesterday’s snow in #Butte, #Montana, today we have full-on summer. The snow didn’t accumulate, although it’s typical for the second week of June to have an inch or two more often than not.

#MineralMonday Yellow mimetite and colorless hemimorphite, Ojuela, Mexico. About 9 cm. ⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Okenite in a basalt cavity, Kandivali (Malad) Quarry, Mumbai, India, 25 cm. richardigibson.substack.com/p/okenite ⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Unknown for now: possibly philipsbornite (a lead-aluminum arsenate) or zincolivenite (copper-zinc arsenate) from Black Pine Mine, Montana USA. Crystals are about 1.0-1.5 mm ⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Rhodochrosite on green botryoidal caryopilite, Potosi Mine, Santa Eulalia, Mexico, overall ~5 cm. ⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Conichalcite, calcium-copper arsenate hydrated, Black Range, New Mexico USA, FOV 1 cm. ⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Clinoptilolite, Bald Mountain Skarn, Rader Creek area, Montana. richardigibson.substack.com/p/bald-mount... ⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Anglesite, Lavaderos, Mexico. Crystals are about 2-3 mm each. ⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Kyanite, Barra de Salinas, Minas Gerais, Brazil. 8.8 cm. ⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Hemimorphite (zinc silicate) group 3 mm wide in a cavity of and tipped by brown-orange descloizite. Democrat Mine, Lemhi County, Idaho USA. #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday pyromorphite-mimetite series, var. campylite (from Greek for bent or curved), on yellow-white barite. S'Ortu Becciu Mine, Donori, Sardinia, Italy, about 6 cm across. #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Struvite, magnesium ammonium phosphate, Bladder stones from a dog.⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Carrollite, copper-cobalt sulfide, Kambove, DR Congo. 9 mm.⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Terminated, brown hübnerite crystals (manganese tungstate), with tetragonal (square) white stolzite (lead tungstate) crystal on left front, quartz on back. 9 mm high, from Black Pine Mine, Montana USA⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Thomsonite, calcite, mesolite, Bear Creek Quarry, Drain, Oregon USA, 1-2 mm.⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Yellow brucite, magnesium hydroxide, from Muslim Bagh Ophiolite, Killa Saifulla Dist., Balochistan, Pakistan. 52 mm.⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

Southwest New Mexico

#MineralMonday Spessartite garnet, Wushan Mine, Tongbei, Yunxiao County, Zhangzhou Prefecture, Fujian Province, China. Largest crystal about 5 mm.⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Tiny silver crystals in a cavity in native copper, Osceola Mine, Michigan USA. The silver crystals are about 0.5 mm each.⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

Despite the awful things happening, the beauty of nature persists. #MineralMonday Scheelite (not fluorite), Yaogangxian Mine, Hunan, China. Largest crystal 5 mm.⚒️ #geology . No MAGA! Science = Resistance! #standupforscience richardigibson.substack.com/p/yaogangxian

#MineralMonday blue fluorite, inclusions of boulangerite, or jamesonite, or stibnite needles, Yaogangxian Mine, Hunan, China. 50 mm.⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

#MineralMonday Pyrite concretion, New Albany Shale, American Aggregate Quarry, Indianapolis, Indiana. 3.2 cm.⚒️ #geology . No MAGA! Science = Resistance! #standupforscience

About 60 or so in Butte. Photo by Connie Thomson.