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Cristobalite

Definition:

Cristobalite is a mineral form of silica. It is a high-temperature polymorph of quartz, commonly found in volcanic rocks and sedimentary environments.

Inorganic Chemistry:

In inorganic chemistry, cristobalite refers to a polymorph of silicon dioxide (SiO₂), which occurs at high temperatures but can transform into quartz at lower temperatures.

Sense 1: Mineralogy

In mineralogy, cristobalite refers to a white or colorless crystalline mineral that is commonly found in volcanic rocks.

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Sample sentence 1:

The geologist identified the presence of cristobalite in the volcanic ash sample.

Sample sentence 2:

When heated to a certain temperature, the quartz crystals transformed into cristobalite.

Sense 2: Glass Manufacturing

In the context of glass manufacturing, cristobalite refers to a crystalline structure with low thermal expansion properties, used as a filler material in glass composites.

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Sample sentence 1:

The addition of cristobalite to the glass mixture improved its resistance to thermal shock.

Sample sentence 2:

The glass manufacturer sourced high-quality cristobalite powder as an essential component in their production process.