MINERAL OF THE QUARTER By Ronald L. Parker Senior Geologist, Borehole Image Specialists, 5650 Greenwood Plaza Boulevard, Suite 103 Greenwood Village, CO 80111 | ron@bhigeo.com
STIBNITE The Metallic Explosion
»»CONTINUED ON PAGE 29 BELOW: Stibnite is sometimes discovered as a finely-reticulated mesh of radiating acicular sprays. This specimen is from the Herja Mine, Baia Mare Maramures, Romania. The mass is 3.3 cm across the base. Photo used with permission from John Betts Fine Minerals, http:// www.johnbetts-fineminerals.com/
OUTCROP | January 2020
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Vol. 69, No. 1 | www.rmag.org