A Geoscience Digital Image Library

TitleThorite in pegmatite, Grafton, New Hampshire
DescriptionThorite, the most common thorium mineral, has formula (Th,U)SiO4. This sample, contains typical brown-black thorite and a yellow-orange variety sometimes termed orangite. It is about 4.5 cm across.
LocationUSA ▹ New Hampshire ▹ Grafton. Near Grafton.
PhotographerShannon Heinle. 2001-03-26.
CollectionUniversity of North Dakota Mineralogy Collection #1193.
Key wordsthorite, New Hampshire
Tech details448 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number253