Marble

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, 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, 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, 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, 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, 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, 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, plane polars

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, crossed polars

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…