Amethyst, baryte dioptase, rhodochrosite
Amethyst, purple crystals from India. Baryte, long yellow prisms from Cumbria. Dioptase, green lustrous crusts from Namibia. Rhodochrosite, pink crystals on quartz
Picture No
10703910
Media ID
47560810
Size
3497px x 2734px
(6.0MB)
Credit
Mary Evans / Natural History Museum
Source
Photograph from the Natural History Museum Collection
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Amethyst Calcite Carbonate Colouration Crust Cyclosilicate Mineral Prism Quartz Selection Silicate Sulfate Sulphate Tectosilicate Variation
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