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Allophane  | |
| | Reference: | [Buurman et al (1975) in 'Geologie en Mijnbouw'] |
| |
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Aragonite  | |
| | Reference: | [Found by Frank de Wit] |
| |
|
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Calcite  | |
| | Reference: | [Found by Frank de Wit] |
| |
|
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'Chalcedony'  | |
| | Reference: | [Buurman et al (1975) in 'Geologie en Mijnbouw'] |
| |
|
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Gibbsite  | |
| | Reference: | [Buurman et al (1975) in 'Geologie en Mijnbouw'
T.G. Nijland, J.C. Zwaan, D. Visser, J. Leloux - De mineralen van Nederland - 2007
] |
| |
|
|
Halloysite  | |
| | Reference: | [Buurman et al (1975) in 'Geologie en Mijnbouw'
T.G. Nijland, J.C. Zwaan, D. Visser, J. Leloux - De mineralen van Nederland - 2007
] |
| |
|
|
Quartz  | |
| | Reference: | [Buurman et al (1975) in 'Geologie en Mijnbouw'] |
| |
|
|
Quartz var: Flint  | |
| | Reference: | [Buurman et al (1975) in 'Geologie en Mijnbouw'] |
| |
|