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Webster 1913 Edition

Adj.

Capable of being disintegrated, or reduced to fragments or powder.

Argillo-calcite is readily

disintegrable

by exposure.

Kirwan.

Adj.

[dis and integer.] That may be separated into integrant parts; capable of disintegration.

Argillo-calcite is readily disintegrable by exposure to the atmosphere.

disintegrable ‎(comparative more disintegrable, superlative most disintegrable)

Capable of being disintegrated.
Argillo-calcite is readily disintegrable by exposure. — Kirwan.