| Rock group | Metamorphic |
| Metamorphism type | Regional |
| Metamorphic rock class | Carbonate |
| Protolith | Limestone |
| Common minerals | Calcite Dolomite Micas |
Marble in Hand Sample
Plain white marble
Finer-grained white marble
Pink marble
Castner marble from the Franklin Mountains in southwest Texas
Castner marble featuring garnet porphyroblasts
A stromatolite preserved in Castner marble
Marble in Thin Section
Marble in plane polars
Marble in crossed polars
Marble breccia in plane polars
Marble breccia in crossed polars
Serpentine marble in plane polars
Serpentine marble in crossed polars
Marble, Plane Polars
Marble in plane polarized light.Magnification: 40xClick here to watch marble rotating in crossed polars: https://youtu.be/1YLq-4w6QMEClick here to explore a …
Marble, Crossed Polars
Marble in cross polarized light.Magnification: 40xClick here to watch marble rotating in plane polars: https://youtu.be/9i0xbxSV3yoClick here to explore a ha…
Marble breccia, plane polars
Marble breccia in plane polarized light.Magnification: 40xClick here for crossed polars: https://youtu.be/urh9GU95Ya8Click here to explore this slide in plan…
Marble breccia, crossed polars
Marble breccia in cross polarized light.Magnification: 40xClick here for plane polars: https://youtu.be/Fh79XjMp26gClick here to explore this slide in plane …
Serpentine marble, plane polars
Serpentine marble in plane polarized light.Magnification: 40xClick here for crossed polars: https://youtu.be/8u4wokYrVYsClick here to explore this slide in p…
Serpentine marble, crossed polars
Serpentine marble in cross polarized light.Magnification: 40xClick here for plane polars:https://youtu.be/Cd3knZRN0uwClick here to explore this slide in plan…
Pink Marble, Plane Polars
Pink marble in plane polarized light.Magnification: 40xClick here to watch this grain rotate in crossed polars: https://youtu.be/z1q7RWESw7oClick here to exp…
Pink Marble, Crossed Polars
Pink marble in cross polarized light.Magnification: 40xClick here to watch this grain rotate in plane polars: https://youtu.be/92UF2LXBHcEClick here to explo…