foid monzodiorite HS

Foid Monzodiorite Hand Sample 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.

Foid Monzodiorite Hand Sample

fmdiohs_001. Nepheline Monzodiorite from Löbauer Berg, Sachsen, Germany. Krantz Collection, Smith College (K-116). Composed mainly of grayish white plagioclase and alkali feldspar, dark brown to black augite, and white nepheline.



Foid Monzodiorite Hand Sample

fmdiohs_002. Nepheline Monzodiorite from Mt. Johnson, Quebec, Canada. Composed of nepheline, plagioclase, biotite, and hornblende. Wards Study Collection, Smith College (WS-32).