Astrology, along with other things, has no rational or provable basis. No doubt there are some people that will attribute astrology to gemstones or to anything else. Reading chicken entrails for instance.
It's nonsense.
blue sapphire :).
The correct spelling is sapphire (typically blue gemstone).
The Blue Sapphire (Neelam) gemstone helps in handling nerve-related tensions, neurological disorders, etc. Wearing the Blue Sapphire provides protection against theft, terror, accidents, and problems caused due to natural calamities like storms, and fire.
Sapphire, Lapis lazuli, Chalcedony (dark blue), and Indicolite.
Sapphire is the blue, gem form of the mineral corundum (Alluminium Oxide). Which is the same as Ruby.(Greek: σάπφειρος; sappheiros, 'blue stone', which probably referred instead at the time to lapis lazuli) is a gemstone variety of the mineral corundum, an aluminium oxide (α-Al2O3).
Spinel, tourmaline, topaz, sapphire, and beryl.
The anagram is sapphire, a typically-blue gemstone.
The name sapphire refers to a gemstone that is commonly blue. This type of stone can also be found in pink and yellow as well. A sapphire is commonly mined in Montana.
Blue stones such as sapphire and spinel as associated with strengthening bones, muscles and physical energy.
The September gemstone (or birthstone) is a sapphire. The sapphire embodies honesty, constancy, sincerity, interpretation and insight. The colour of the sapphire is usually blue but it can also be white, pink and yellow.
The top five most valuable gemstones: # Ruby and Diamond # Paraiba Tourmaline # Alexandrite # Emerald # Blue Sapphire and Padparadscha Sapphire
If by "neelam" you mean blue sapphire, I'm sure that they can indeed be worn together, whatever you mean by that. A fine blue sapphire surrounded by brilliant white diamonds is a thing of beauty.