Moss agate

Green moss agate crystal stone meaning and healing properties benefits

Green moss agate crystal stone meaning and healing properties benefits.

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Moss agate is a semi-precious gemstone formed from silicon dioxide. It is a form of chalcedony which includes minerals of a green color embedded in the stone, forming filaments and other patterns suggestive of moss. The field is a clear or milky-white quartz, and the included minerals are mainly oxides of manganese or iron.

It is not a true form of agate, as it lacks agate’s defining feature of concentric banding. Moss agate is of the white variety with green inclusions that resemble moss. It occurs in many locations.
The colors are formed due to trace amounts of metal present as an impurity, such as chrome or iron. The metals can make different colors depending on their valence, oxidation state.

Despite its name, The stone does not contain organic matter and is usually formed from weathered volcanic rocks.

Montana moss agate is found in the alluvial gravels of the Yellowstone River. Its tributaries between Sidney and Billings, Montana. It was originally formed in the Yellowstone National Park area of Wyoming as a result of volcanic activity. In Montana the red color is the result of iron oxide. And the black color is the result of manganese oxide.

Moss agate properties

  • Mineral: Chalcedony, quartz group
  • Chemistry: SiO2
  • Color: Clear with mottled, leaf-like inclusions
  • Refractive index: 1.530 to 1.540
  • Birefringence: up to 0.004
  • Specific gravity: 2.58 – 2.62
  • Mohs hardness: 6.5 to 7
  • Crystal System: Trigonal
  • Habit: Microcrystalline


Chalcedony is a cryptocrystalline form of silica. It is compose of very fine intergrowths of quartz and moganite. These are both silica minerals. But they differ in that quartz has a trigonal crystal structure. While moganite is monoclinic. Chalcedony’s standard chemical structure. It is based on the chemical structure of quartz, is SiO2 (silicon dioxide).

Chalcedony has a waxy luster. It may be semitransparent or also translucent. It can assume a wide range of colors. But those most commonly seen are white to gray, grayish-blue or also a shade of brown ranging from pale to nearly black. The color of chalcedony sold commercially is often enhanced by dyeing or heating.

Green moss agate crystal stone meaning and healing properties benefits

The following section is pseudo scientific and based on cultural beliefs.

Moss agate stone is associated with the heart chakra. It’s known to be a stone of incredible healing power. It has a strengthening and grounding effect because it vibrates at a lower intensity and slower frequency.

The stone will also bring a supportive energy to your heart chakra so that you can achieve healing from your emotional issues. The stone is also a wonderful stone that balances your physical, intellectual, and emotional energies. It also harmonizes your positive and negative forces.

Moss agate under microscope


What is moss agate good for?

The gemstone speeds up recovery from illness. It is anti-inflammatory, cleanses the circulatory and elimination systems, and boosts the immune system. It assists midwives by lessening pain and ensuring a good delivery. The crystal prevents hypoglycemia and dehydration, treats infections, colds and flu, and lowers fevers.

What is the moss in moss agate?

The spreading moss-like dendritic inclusions you see in the crystal are mostly oxides of manganese or iron, and the colors vary depending on trace amounts of minerals or metals present, such as chrome. Some stones on the market can be dyed to improve overall color.

What is moss agate crystal used for?

Moss agate meaning is said to encourage tranquility and emotional balance. A perfect stone for those who experience strong aggression or overly nurturing emotions, helping to balance male and female energies whenever they become too extreme.

How do I know if I have moss agate?

Concentric circular bands of different colors indicate ring or eye agate. Most agates have some sort of banding, but there are exceptions, such as moss agate. It has no banding but is still called agate because it has more than one color.

Is agate stone expensive?

In general, agate values are quite modest. Their prices reflect mainly labor and artistry rather than the value of the material itself. Agates of large size or with particularly distinctive, fine, or landscape-like color patterns are at a premium.

What color is moss agate?

The stone can be clear or milky white, with green dendritic inclusions that resemble moss. The colors are formed due to trace amounts of metal present as an impurity, such as chrome or iron.

Are green agate and moss agate the same?

Agate is usually, defined as chalcedony with concentric bands of contrasting color, but moss agate is translucent chalcedony with wispy, moss-like inclusions of chlorite, manganese black oxide, and brown or reddish iron oxide.

Natural moss agate for sale in our gem shop

We make custom made moss agate jewelry as engagement rings, necklaces, stud earrings, bracelets, pendants… Please contact us for a quote.