Anorthosite Thin Section Photos. Click on any photo for a larger image. Some of the larger images may be on other web sites and will open in a new window.

Anorthosite Thin Section

anthts_001. Thin section of anorthosite in plane polarized light. The sample is mainly composed of plagioclase feldspar minerals. Sample from the Bushveld Igneous Complex, South Africa - Mark Brandriss Collection.

Missing Hand Sample

anthhs_002. Anorthosite from the Stillwater Igneous Complex, Montana, composed mainly of grayish-white plagioclase feldspar (An75). Sample SIC-16, Picket Pin Rd.

Missing Hand Sample

anthhs_003. Anorthosite from the Stillwater Igneous Complex, Montana, composed plagioclase feldspar (An77) with minor olivine and augite. Sample SIC-15, Benbow Road.

Missing Hand Sample

anthhs_004. Chromite anorthosite from the Bushveld Igneous Complex, South Africa - Mark Brandriss Collection (BV-005). Black chromite and white plagioclase feldspar. Sample BV-005 (An56).