Diamond:
Refractive index: 2.42-2.44
Specific gravity: 3.52
Commonly found in: South Africa, Australia, Russia, and Canada
Benefits: Associated with love, purity, and strength. Believed to bring clarity of mind and enhance intuition.

Ruby:
Refractive index: 1.76-1.78
Specific gravity: 4.00
Commonly found in: Thailand, Burma, and Sri Lanka
Benefits: Associated with courage, passion, and vitality. Believed to bring success, wealth, and protection.

Sapphire:
Refractive index: 1.76-1.78
Specific gravity: 4.00
Commonly found in:Sri Lanka, Madagascar, and Australia
Benefits: Associated with wisdom, clarity, and mental focus. Believed to bring spiritual enlightenment and healing.

Emerald:
Refractive index: 1.57-1.59
Specific gravity: 2.67
Commonly found in: Colombia, Zambia, and Brazil
Benefits: Associated with growth, prosperity, and abundance. Believed to bring healing and balance to the heart chakra.

Amethyst:
Refractive index: 1.54-1.55
Specific gravity: 2.65
Commonly found in: Brazil, Uruguay, and Zambia
Benefits: Associated with spiritual awareness, intuition, and calmness. Believed to bring emotional stability and balance.

Garnet:
Refractive index: 1.73-1.88
Specific gravity:3.50
Commonly found in: Sri Lanka, Brazil, and Madagascar
Benefits: Associated with strength, grounding, and protection. Believed to bring prosperity and abundance.

Topaz:
Refractive index: 1.61-1.64
Specific gravity: 3.49
Commonly found in: Brazil, Russia, and Sri Lanka
Benefits: Associated with joy, abundance, and success. Believed to bring confidence and motivation.

Aquamarine:
Refractive index: 1.57-1.58
Specific gravity: 2.68
Commonly found in: Brazil, Madagascar, and Sri Lanka
Benefits: Associated with clarity, communication, and courage. Believed to bring emotional healing and balance.

Opal:
Refractive index: 1.44-1.46
Specific gravity: 1.98-2.20
Commonly found in: Australia, Brazil, and Ethiopia
Benefits: Associated with inspiration, creativity, and imagination. Believed to bring happiness and good fortune.

Turquoise:
Refractive index: 1.61-1.65
Specific gravity: 2.60-2.90
Commonly found in: United States, Mexico, and Iran
Benefits: Associated with balance, grounding, and protection. Believed to bring strength and courage.

Lapis Lazuli:
Refractive index: 1.50-1.55
Specific gravity: 2.70-2.90
Commonly found in:Afghanistan, Chile, and Russia
Benefits:Associated with truth, wisdom, and intuition. Believed to bring emotional healing and spiritual awareness.

Moonstone:
Refractive index: 1.52-1.53
Specific gravity: 2.60-2.63
Commonly found in: Sri Lanka, India, and Brazil
Benefits: Associated with intuition, feminine energy, and emotional healing. Believed to bring balance and harmony to the emotions.

Tourmaline:
Refractive index: 1.62-1.64
Specific gravity: 3.06-3.25
Commonly found in: Brazil, Afghanistan, and Madagascar
Benefits: Associated with strength, protection, and emotional healing. Believed to bring positivity and balance to the emotions.

Amber:
Refractive index: 1.54-1.55
Specific gravity: 1.05-1.10
Commonly found in: Dominican Republic, Baltic Sea, and Mexico
Benefits: Associated with warmth, healing, and vitality. Believed to bring energy and clarity to the mind.

Onyx:
Refractive index: 1.53-1.54
Specific gravity: 2.65-2.66
Commonly found in: Brazil, India, and Mexico
Benefits: Associated with grounding, strength, and protection. Believed to bring stability and balance to the emotions.

Citrine:
Refractive index: 1.54-1.55
Specific gravity: 2.65
Commonly found in: Brazil, Madagascar, and Russia
Benefits: Associated with happiness, success, and abundance. Believed to bring positivity and energy.

Tanzanite:
Refractive index: 1.69-1.70
Specific gravity:3.35-3.38<
Commonly found in: Tanzania
Benefits: Associated with spiritual awareness, emotional healing, and communication. Believed to bring insight and intuition.

Coral:
Refractive index: 1.48-1.66
Specific gravity: 2.60-2.70
Commonly found in: Italy, Japan, and Australia
Benefits:Associated with passion, creativity, and emotional healing. Believed to bring protection and vitality.

Each gemstone has its own unique properties and benefits, and can be used to enhance various aspects of your life. Whether you are drawn to the beauty of these stones or their spiritual and healing properties, incorporating them into your life can be a powerful way to connect with yourself and the world around you.