The scapolites (Gr. asairos, rod, stone) are a group of rock-forming silicate minerals composed of aluminium, calcium, and sodium silicate with chlorine, carbonate and sulfate.

Scapolite stoichiometry
Mineral Nomenclature: Scapolite
Stability of scapolite in the system Ab-An-NaCl-CaCO3 at 4 kb and 750°C
The Geochemistry of Scapolite Part I. Previous Work and General Mineralogy
Halogen-rich scapolite and biotite; implications for metamorphic fluid-rock interaction
The Significance of Primary Scapolite in Granulitic Inclusions from Deep-seated Pipes
Occurrence and origin of marialitic scapolite in the Humboldt lopolith, N.W. Nevada
Metamorphism, Partial Melting, and K-Metasomatism of Garnet-Scapolite-Kyanite Granulite Xenoliths from Lashaine, Tanzania
Calculation of CO 2 activities using scapolite equilibria: constraints on the presence and composition of a fluid phase during high...
High-resolution reflectance spectra of Mars in the 2.3-μm region: Evidence for the mineral scapolite