“3.8 x 2.9 x 2.3 cm. A miniature cluster of sharp, lustrous orange orpiment crystals to 1.5 cm from the finds at the Twin Creeks Mine in Nevada. Tim Blackwood specimen and photo.”
“3.8 x 2.9 x 2.3 cm. A miniature cluster of sharp, lustrous orange orpiment crystals to 1.5 cm from the finds at the Twin Creeks Mine in Nevada. Tim Blackwood specimen and photo.”