Silica sand - British Geological Surveysilica sands have to conform to very closely de- fined specifications, and consistency in quality is of critical . use, such as bottles and jars (containers), and flat glass (windows, mirrors .. stones ranging from Recent to Carboniferous in age.silica sand specification for stone bottles,Glass Sands of Ohio - Knowledge Bank - The Ohio State Universityspecifications on this point follow:* PERCENTAGE . purchased the plant of the Toledo Silica Sand Co., at Silica, .. where it is used for making bottles for beverage purposes. A section in the .. stone, and to a much smaller extent glass sand.Silica in Manitoba - Gouvernement du ManitobaHigh-silica sands (Swan River Fm,) with lignitic layers, sec 6-37-26W,. Sample . Specifications for silica by consuming industry. .. White, silica so nd stone .. Uses: Portland cement; in the past, for sand-lime brick and gla$s. (bottles).
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