Opal is a noun, therefore it is an object and cannot have a past tense. Only verbs can have past tenses. Verbs are actions that you can do, such as walk
Opals are used decoratively. They are quite lovely.
The modern birthstone for October is Opal or Tourmaline, the traditional birthstone is Tourmaline, the Mystical birthstone is Jasper, the Ayurvedic birthstone is Opal and the alternative birthstone is pink tourmaline.
October's birthstone is Opal.
The mystical birthstone for April is opal.
The birth stone of the month of October is opal. So if your birthday is on October 9th, then yes, your birthstone would be opal. The birthstones by month are: January - Garnet February - Amethyst March - Aquamarine April - Diamond May - Emerald June - Pearl July - Ruby August - Peridot September - Sapphire October - Opal November - Topaz December - Zircon
October's birthstone is the opal. The opal is thought to have the power to predict illness. This is because the opal responds to heat.
If you are a Libra born in September, your birthstone is a Sapphire. If you are a Libra born in October, your birthstone is Opal.
scored with quartz
Opal or the secondary is Pink Tourmaline.
October is Pink and occasionally white. The gem is called Opal, Tourmaline (modern), Tourmaline (traditional), Jasper (mystical), Opal (Ayurvedic), Beryl, Opal (15th-20th century).
October's birthstones are opal & pink tourmaline.