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Filtering by: Creator Filichkin, Sergei A. Decade 1980-1989

A description of some Oregon rocks and minerals

Creator:

Oregon State University. Extension Service, Dole, Hollis M. (Hollis Mathews), and Brown, Lawrence L.

Abstract:

Rocks are defined as aggregates or mixtures of minerals; rocks also include noncrystalline materials such as the natural glasses, and organic material such as coal. Rocks are found ready-made in nature. They are not homogeneous nor are they crystalline, although they may be made up of crystalline material. The composition...

Resource Type:

Learning Object

Full Text:

grains of a chrome‑rich garnet (uvarovite, named for Count Sergei Uvarov, an early Russian nobleman and
A description of some Oregon rocks and minerals : 4-H leader guide

Creator:

Brown, Lawrence L., Holroyd, Michael H., and Dole, Hollis M.

Abstract:

Revised 1976 and 1985. Reprinted July 1987. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog

Resource Type:

Learning Object

Full Text:

«*- 1-1 4-H Leader Guide A Description of Some Oregon