Black MAGNESIO-HASTINGSITE phenocryst in light gray volcanic matrix Black Tuesday Claim, Horse Lake Mountain Hornblende Occurence, Wenatchee Mining District, Chelan County, Washington, USA Specimen is 2.75 x 2.25 x1.5 in Collected by Thea Stender, claim owner Photo Copyright © May 30, 2022 Joe George of Cascade Scepters |