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Stalactites of calcite and a small aragonite formation appear as if in a magical backdrop.

The most common minerals in seep carbonates are microcrystalline calcite, microcrystalline aragonite and dolomite, and pyrite as well.

Both fractures and vugs may be closed or partially closed by precipitated calcite or other similar material.

Minerals in the residues including mullite, corundum, quartz, and a trace amount of calcite and K-feldspar.

any of various nonmetallic minerals (calcite or feldspar) that are light in color and transparent or translucent and cleavable.

In the earth's early history, perhaps a self-replicating protein formed on the face of a calcite crystal.

Most dolomite is obviously the result of replacement of precursor calcite but certainly not all.

The calcium carbonate in corals or in the shells of other marine creatures comes in two distinct mineral forms: calcite and aragonite .

The vacuum itself is polarized, becoming strongly birefringent , like a calcite crystal.