Endive is also a common name for some types of chicory (Cichorium intybus). There are two main varieties of cultivated endive: 1  Curly endive, or frisee (frisÃ©e var). 2  Crispum this type has, narrow, green curly outer.  leaves
Calcite is more stable and common than aragonite under the chemistry of our modern seas.) Hardness 3 (down to 2. but also the ease with which it forms. in the form of marble.5 to 4. Calcite forms in a range of settings from hot springs and underground caverns to growing coral reefs and seashells.
All the samples consisted predominantly of halloysite with minor amounts of quartz and. plagioclase. In the strongly weathered andesitic rock (sample 7), hematite and goethite also. occurred (Table 2). The clay fraction consisted almost entirely of 10A-halloysite and 7/k-halloysite.