10 pages matching Physical Characters.â€”Hardness in this book
Results 1-3 of 10
What people are saying - Write a review
We haven't found any reviews in the usual places.
1200 revolutions A. H. Fischer andesite basalt beaches beds Biotite Brittle brown building stone cement cent in 600 Chalcedony chalcopyrite Chehalis County clay cleavage coarse common composition contain copper crystalline crystals deposited described by R. G. Description.—A feet feldspar fixed carbon fracture glacial glaciers granite gravels hard hematite hornblende igneous rocks impure inch iron oxide Island Issaquah King County lava layers Lignite lime limestone Livingston Wernecke Marble material mesh metallic lustre mica mineral nodules Occurrence.—The occurs peat pebbles percentage Physical Characters.—Hardness plagioclase planes present Puget Sound pyrite quarry quartz Quartz Chalcedony R. G. Wayland rattler test Renton river San Juan County sand sandstone schist School of Mines scratched screen sediment shale shows silica Skagit County Snohomish County soft Specific gravity specimens Spokane Stevens County Streak structure sulphide sulphur surface Tacoma Tenino texture thin tuff usually variety varying veins Waldron Island Washington weathered