Converse of object

• include: Its newly designed optical system consists of 17 elements in 13 groups, including one fluorite and two UD lenses.

Adjective modifier

• purple: Purple minerals The most common purple minerals are amethyst, a variety of quartz, and purple fluorite.

• green: But the green fluorite on the right has more obvious cubes.

• octahedral: A Victorian lead mine once home to large, but colorless octahedral fluorite.

Modifies a noun

• crystal: Gore was apparently able to transfer the gas into a stoppered vial carved from a fluorite crystal.

• lens: Its newly designed optical system consists of 17 elements in 13 groups, including one fluorite lens and two UD lenses.

• objective: According to his notes the pictures were taken with a Wild microscope with phase fluorite objectives.

• structure: Vacancy transport in YSZ An interesting feature of the fluorite structure is that it can sustain a high degree of substitution.

• element: The newly designed optical system has one fluorite element and two UD-glass elements to obtain high resolution and high contrast.

• glass: The two-element objective lens is fully multi-coated and utilizes special, extra-low dispersion fluorite glass for the virtual elimination of false color.

Noun used with modifier

• mineral: The fluoride in toothpastes is a chemical made from the mineral fluorite.