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.
- alkalic igneous rocks have low silica and low iron-magnesium (example syenite). * Mineralogic contents-felsic versus mafic: - felsic rock, with predominance of quartz, alkali feldspar and/or feldspathoids: the felsic minerals; these rocks (e.g., granite) are usually light coloured, and have low density.