Specimen is a broken fragment of dark gray vitreous opal with conchoidal fracture and a few tiny areas of colorful iridescence. Cooper describes this sample as Quartz Resinite, which is synonymous with Opal.
This sample is included in the Catalogue of the Collection of Minerals in the College of S. C. and can be found on page 65. It was a part of the college's original acquisition from Thomas Cooper in 1821.
|Collector||Cooper, Thomas, 1759-1839|
|Place of Origin||France/Limousin/Haute-Vienne/Limoges|
Cooper, Thomas, 1759-1839
Catalogue of the Collection of Minerals in the College of S. C.
|Dimensions||H-3.57 W-6.2 L-7.83 cm|