Quartz Calcite Image

For more than thirty (30) years, Excalibur Mineral Corp. has been providing private collectors, researchers, major universities and museums throughout the world with reliably identified, rare and unusual mineral samples for science an

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Weinrich Minerals, A Dealer in Fine Mineral Specimens - Since 1989. We buy collections and single high quality specimens.

Calcite, Quartz

Large Calcite Image

Mineral:

Calcite: CaCO3
Quartz: SiO2

Comments:

Purple-colored druse of amethystine quartz and white calcite.

Location:

Rio Grande do Sul, Brazil.

Scale:

Sample size 20 cm.

Copyright:

© Dave Barthelmy

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