1. My birthday is October 9th.
2. My birthst unmatched is Opal and Tourmaline
3. Print, bring down out, and attach a photo of your birth lapidate in the space below.
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4. around suggested websites include the followings:
a. Mineral.galleries.com/minerals/birthsto.htmb. Mineralminers.com
c. www.minerals.net d. Earthsky.com search for birthstone
5. Find two additional sites with birthstone instruction and list them below
a. http://www.valuablestones.com
b. http://rosediamonds.wordpress.com
c. http://www.birthstones.org.uk
6. Properties of your birthstone
a. Color: The colours of Opal are white, colorless, black, blue, gray, yellow, orange, red, green and Brown. Opal color depends on how pure the stone is. Most stones look white but have an pearlescent shining of other colors, too. If they show colors, they are called precious opals.
b. asperity: The hardness of the Opal is 5.5 to 6.5.
c. Cleavage: There is NO Cleavage one Opal. It doesnt break evenly in a excogitation each time it is broken.
d. Luster: Sub vitreous to waxy, the stone would look glassy or sometimes shimmery desire a pearl.
e. Composition: Opal is formed at low temperatures from silica-bearing amniotic fluid and tail end occur in fissures and cavities of any rock type.
f. unique(p) properties: Opal is the only gem that is formed by water. Opal is the only rock where many different brightly colored hues may be seen in the one stone.
g. Uses: Opals are utilize in jewelry even though the stones crack easily. They are also used for collections of gemstones.Â
h. Where order: they are found mostly in Australia. Opals can form anywhere but are mostly found in places where there hot springs. It is sedimentary and is fluorescent a lot of times. It is a very easy stone to break.
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