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This volcanic glass is used for grounding and divination.
Green Obsidian is particularly useful in protection from people who try to "reel you into their personal crises." It redirects their pulling, draining that energy, and gives them access to their own healing.
If you have a lot of people who constantly come to you for aid, wearing Green Obsidian will give you an immediate sense of lightness and freedom are it redirects these energies away from you.

Luster is vitreous.
Transparency: Obsidian is translucent in any stone of appreciable size.
Crystal System does not apply because obsidian is amorphous.
Habits include compact nodules or as massive layers between other volcanic rocks
Fracture is conchoidal.
Specific Gravity is approximately 2.6 (average)
Streak is white.
Other Characteristics: Generally lacks open voids or large bubbles like other volcanic rocks.
Notable Occurrences include Italy; Mexico; Scotland; Arizona, Colorado, Texas, Utah and Idaho, USA.
Best Field Indicators are color, fracture, flow bubbles, softness, association with other volcanic rocks and lack of crystal faces.

Colors: dark green, dark brown, black, gold, green, yellow, blue, purple
Hardness: 5 to 5.5

Obsidian, Black

Obsidian is a very protective stone, and is excellent for removing negativity.
It is also excellent protection against psychic attacks.
In particular, obsidian protects from abuse.
It is a very grounding stone, and very healing.
Physically it benefits the stomach, intestines, muscle tissue, and can rid one of bacterial or viral infections.
It sharpens and focuses internal and external vision, and helps get in touch with buried issues before they explode.
Obsidian is related to the root chakra.

Rainbow Obsidian

Rainbow Obsidian (Sheen Obsidian) is called a "stone of pleasure."
It also brings love and light and can bring out the spiritual nature within.
Rainbow Obsidian is used psychically to enhance clairvoyance and is an excellent scrying stone.
It is also a very protective stone, and is especially effective in protection rituals and amulets.

Colors: gray-black, colorful gleam
Hardness: 5.5 Rainbow Obsidian is primarily associated with the root chakra.

Obsidian, Snowflake

Snowflake obsidian has the property of bringing things to the surface.
Snowflake obsidian can provide balance during times of change.
It aids in seeing patterns in life and recreating them in a more beneficial way.
It is a stone of serenity and purity, and can shield against negativity.
It is associated with the root chakra and is beneficial for the veins, skeleton, and smooth skin.
Snowflake obsidian gives protection from physical and emotional harm.

Ocean Jasper

Ocean Jasper is very soothing and helps people to love one another (and themselves).
It is very healing of the emotions and brings peace of mind.
It helps with acceptance of responsibility and increases patience.
The circulars patterns on ocean jasper help us realize that we are all interconnected
It can also help with circular breathing for healing or meditation.
Being a type of jasper, ocean jasper is a very protective stone, and any orbs ("eyes") enhance this in regard to protection from the "evil eye."
Physically, ocean jasper is beneficial to the digestion, digestive organs, removing toxins, lessen body odor.
Ocean Jasper is related to the heart chakra.


Okenite is often called a "warm and fuzzy" stone because it brings feelings of the "warm fuzzies", feelings of comfort and belonging.
Emotionally okenite encourages forgiveness of self and others, and lessening of denial.
It can bring truth with self and others and ease the harshness of that truth.
It also helps break bad habits of all kinds.
In the psychic realm, okenite is an excellent helper stone for channeling angels and other benign beings.
Okenite is a purifying stone.
Physically okenite is helpful for blood diseases and problems, lowering fever, stomach problems, and slowing aging.
Okenite is associated primarily with the crown chakra but can align and purify the energy of all chakras.

Luster is resinous to pearly.
Transparency crystals are transparent to mostly translucent.
Crystal System is triclinic; bar 1
Crystal Habits include the popular radiating accicular crystals described above, but is more commonly found as radially fiberous masses and rarely as single bladed crystals.
Cleavage is perfect in one direction but rarely seen because of small crystal size.
Fracture is splintery.
Specific Gravity is approximately 2.3+ (below average)
Streak is white.
Associated Minerals are gyrolite, calcite, apophyllite, quartz, laumontite and other zeolites.
Other Characteristics: crystals are bendable and fragile.
Notable Occurrences include Poona, India; Greenland, Chile and Ireland.
Best Field Indicators are crystal habit, color and associations.

Colors: white or colorless
Hardness: 5

Oligoclase (Sunstone)

Oligoclase is a great stone to use when dealing with issues of trust.
It is also helpful in releasing internal anger.
Oligoclase stimulates awareness and self-awareness, and it neutralizes negativity through this awareness.
Use this stone for a journey of discovery into the inner self.
Oligoclase also allows one to see the highest perspective or vision.

Luster is vitreous to dull if weathered.
Transparency crystals are translucent to transparent.
Crystal System is triclinic; bar 1
Crystal Habits include blocky, or tabular crystals.
Crystals have a nearly rectangular or square cross-section with slightly slanted dome and pinacoid terminations.
Twinning is almost universal in all plagioclases.
Crystals can be twinned according to the Albite, Carlsbad, Manebach and Baveno laws.
Oligoclase can be found as a major rock forming component in granites and syenites.
Cleavage is perfect in one and good in another direction forming nearly right angled prisms.
Fracture is conchoidal.
Specific Gravity is approximately 2.64 - 2.68 (average)
Streak is white.
Associated Minerals are quartz, muscovite and K-feldspars.
Other Characteristics: index of refraction is 1.533 - 1.552.
Lamellar twinning may cause a grooved effect on crystal and cleavage surfaces that appear as striations.
Notable Occurrences include Sri Lanka; New York, USA; Russia; Sweden and Canada.
Best Field Indicators are occurence, twinning striations, shimmer, density and index of refraction.

Colors: off-white or gray, pale shades of green, yellow or brown
Hardness: 6 to 6.5

Olivine (Peridot)

(see Peridot.) Color is a light near emerald green to the more common pale yellowish green; also found colorless, greenish brown to black.
Luster is vitreous.
Transparency: Crystals are transparent to translucent.
Crystal System is orthorhombic; 2/m 2/m 2/m.
Crystal Habits include flatten tabular to box shaped crystals, but good crystals are rare.
More commonly found as grains in alluvial gravels and as granular xenoliths in magnesium rich volcanic rock.
Also massive.
Twinning is rare, but has produced star shaped trillings.
Cleavage is poor in two directions at 90 degrees, is more distinct in fayalite.
Fracture is conchoidal.
Specific Gravity is approximately 3.2 for forsterite - 4.3 for fayalite (above average for non-metallic minerals).
Streak is white.
Other Characteristics: Index of refraction is 1.64 - 1.70 and has double refraction.
Associated Minerals are diopside, spinel, plagioclase feldspars, chromite, hornblende, serpentine, iron-nickel meteorites and augite.
Notable Occurrences are numerous and include the ancient source of Zagbargad Island in the Red Sea off the coast of Egypt; Mogok, Myanmar (formerly known as Burma); South Africa; Ural Mountains, Russia; Kohistan, Pakistan; Norway; Sweden; France; Minas Gerais, Brazil; Eifel, Germany; Chihuahua, Mexico; Ethiopia; Victoria, Australia; China and Salt Lake Crater, Oahu, Hawaii; North Carolina; New Mexico and Peridot Mesa, San Carlos Apache Reservation, Gila County, Arizona, USA.
Best Field Indicators are color, hardness, mafic igneous or metamorphic environment of formation, lack of good cleavage and density.

Colors: light, "near emerald" green, pale yellowish green, also found colorless, greenish brown to black
Hardness: 6.5 to 7


Luster is resinous to nearly adamantine.
Transparency: Specimens are translucent to almost opaque.
Crystal System is orthorhombic 2/m2/m2/m
Crystal Habits include crystals that are diamond-shaped, often acicular, prisms that are terminated by a dome with triangular faces.
Can form feniform masses similar to wavellite's typical habit.
Also as tiny crystalline druzes, fiberous masses, nodules and crusts.
Cleavage is poor in two directions, but rarely noticed.
Fracture is conchoidal.
Specific Gravity is approximately 3.9 - 4.4 (above average to heavy for translucent minerals)
Streak is olive green.
Associated Minerals are malachite, libethenite, Clinoclase, limonite, adamite, agardite and other secondary copper ore minerals.
Other Characteristics: Soluble in hydrochloric acid.
Notable Occurrences: Cornwall, England; Nevada, USA and Tsumeb, Nambia.
Best Field Indicators are color, habits, solubility in hydrochloric acid, associations, locallities and density.

Colors: dark olive green
Hardness: 3

Onyx, Banded

Onyx, Black

Onyx, as expected due to its color, is also a stone for protection.
It can be worn to still sexual desires.
Onyx is associated primarily with the root chakra.
It assists with challenges in life, especially those caused by a drain of energy.
It also helps with grounding and controlling or eliminating excess or unwanted energies.
Black onyx and red onyx are associated with the base chakra.
White onyx is associated with linking the base and crown chakras thereby balancing energy throughout the entire chakra system.

Colors: black, opaque
Hardness: 7

Onyx, Green

Onyx, Red

Onyx, Yellow


The opal is both projective and receptive.
The opal contains the colors as well as the qualities of many, many other stones. The ancients used it to promote astral projection.
They can also be used to recall past incarnations.
Opals are worn to bring out ones inner beauty.

Luster is vitreous to pearly.
Transparency: Specimens are transparent to translucent.
Crystal System: Does not apply because opal is amorphous.
Habits include massive, cavity-fillings such as in fractures and geodes, nodular, reniform or as a replacement of other minerals and wood.
Cleavage is absent.
Fracture is conchoidal.
Specific Gravity is approximately 2 - 2.5 (light)
Streak is white.
Other Characteristics: Most specimens will fluoresce white or pale green, some phosphoresce and all specimens can be very sensitive to impacts and low temperatures.
Associated rocks are chert (a form of microcrystalline quartz), volcanic rocks and many others.

Colors: colorless, white, blue, green, red, crimson, yellow, black; usually but not always opalescent, so that it gleams with all the colors of the rainbow.
Hardness: 5.5 to 6.5

Opals, Fire

Used in drawing out money.
Enhances physical pleasures and may ignite interpersonal relationships.
Fire Opals are thought to be very magical because of the distinct patterns of color which seem to move while viewing.
The color play include: green, blue, yellow, red, and purple.
The energy of the fire opal allow us to look deeply within to understand ourselves in a better way.
A great choice if you are looking for your purpose in life.
The Fire Opal can be very energizing, giving strength and endurance in stressful times.
Also, meditation can be done with fire opal, it is very easy to get into a meditative state by simply gazing at the incredible colors of this opal.
This opal can and is cut and polished as a gem-quality jewel.

Opals, Black

Opals can increase the power released from the body during energetic activities.
Opal is a stone of inspiration which enhances imagination and creativity.
It helps one release inhibitions and enhances memory.
Opal is also a very spiritual stone, and can help one be "invisible" in situations where they don't care to be noticed.
Opal brings happy dreams.
It also eases the process of change.


Orpiment should be handled with care as it is a poisonous mineral.
It is however a stone of intellectual clarity that stimulates the intellect and promotes clarity of thought and reasoning.
It is a stone associated with innocence, purity, goodness, and emotional intimacy.

Colors: lemon yellow, reddish yellow

Luster is resinous to pearly.
Transparency crystals are translucent to transparent.
Crystal System Monoclinic; 2/m
Crystal Habit: is usually foliated or earthy masses and crusts, also fibrous and as small tabular crystals that appear orthorhombic.
Cleavage is perfect in one direction producing flexible, non-elastic flakes.
Fracture is flaky.
Specific Gravity is 3.5
Streak is yellow
Associated Minerals realgar, calcite, stibnite, barite and gypsum.
Other Characteristics: orpiment is unstable in light; specimens should be stored in complete darkness.
Also usually has a distinct odor similar to sulfur, but is due to the arsenic.
Notable Occurances Romania; Peru; Japan; Mercur, Utah, USA and Australia.
Best Field Indicators are crystal habit, cleavage, odor and color.

Colors: orange-yellow to yellow
Hardness: 1 to 2

Orange Calcite

Orange calcite is a stone that is particularly helpful mentally.
It can relieve emotional fear, mental breakdown, and depression.
It is particularly helpful with phobias.
Orange calcite restores mental and emotional equilibrium.
Orange calcite can also give a gentle boost to psychic abilities and intuition.
Physically, orange calcite is helpful for the reproductive system, genitals, intestines, irritable bowel syndrome, kidneys, chronic fatigue, calcium intake and assimilation.
It is also helpful for balancing sexual energies.


Luster is vitreous to dull if weathered.
Transparency crystals are usually opaque, may be translucent or rarely transparent.
Crystal System is monoclinic; 2/m
Crystal Habits include blocky or tabular crystals.
Crystals have a nearly rectangular or square cross-section with slightly slanted dome and pinacoid terminations.
Twinning is common. (see above).
A psuedo-orthorhombic or psuedo-trigonal variety, found in alpine veins is called adularia, and forms more flattened tabular crystals.
Cleavage is good in 2 directions forming nearly right angled prisms.
Fracture is conchoidal or uneven
Specific Gravity is approximately 2.53 - 2.56 (average)
Streak is white.
Associated Minerals are quartz, plagioclase feldspars, micas, garnets, tourmalines and topaz.
Other Characteristics: some crystals may show opalescence and are called moonstone.
Notable Occurrences are many but these are a few of them: Salzburg, Austria; Cornwall, England and New York, Vermont, Maine and New Hampshire, USA.
Best Field Indicators color, lack of striations, cleavage, twinning if present and occurrence.

Colors: lemon yellow, transparent
Hardness: 6

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