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How does opal get its play of color

10,473 views

Black Opal Direct

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (UK)

Speech Time:

101%
  • 6:11 / 6:06

Speech Rate:

  • 140 wpm - Conversational

Category:

  • Education

Tags :

Intro:

Video Vocabulary

spheres

/sfir/

noun other verb

round solid figure, or its surface, with every point on its surface equidistant from its centre. Areas of interest or activity. enclose in or as if in sphere.

technical

/ˈteknək(ə)l/

adjective noun

Complex; difficult to understand. undefined.

spectral

/ˈspektrəl/

adjective

Of or like a ghost.

actually

/ˈak(t)SH(o͞o)əlē/

adverb

Used to add new (often different) information.

gemstones

/ˈjemˌstōn/

noun other

precious stone. Jewel or precious stone, usually cut into a shape.

element

/ˈeləmənt/

noun

essential or characteristic part.

explain

/ikˈsplān/

verb

make idea or situation clear to someone by describing it in more detail.

created

/krēˈāt/

verb

To make, cause, or bring into existence.

refract

/rəˈfrakt/

verb

(of water, air, or glass) make ray of light change direction when it enters at angle.

orderly

/ˈôrdərlē/

adjective adverb noun

neatly and methodically arranged. Organized in a way that makes sense or is neat. Kind of soldier who helps an army officer.

faceted

/ˈfasədəd/

adjective

Having parts or aspects as specified.

phenomenon

/fəˈnäməˌnän/

noun

Unusual event, fact that can be studied.

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