Weight – 0.11 oz’s – 3 gm’s
Dimensions – 1.1″ Long (2.8 cm’s)
Country of Origin – Brazil
USD $20.00
SKU: J2645
This polished double terminated pendant features icy clear clarity, putting all of the spectacular Actinolite Inclusions on full display!
In stock
Use the tabs below to explore crystal origins, geological details, crystal care guidance, and metaphysical insights.
Weight – 0.11 oz’s – 3 gm’s
Dimensions – 1.1″ Long (2.8 cm’s)
Country of Origin – Brazil
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Actinolite is a naturally occurring amphibole mineral that forms in metamorphic environments, particularly where limestone or dolomite has undergone contact or regional metamorphism. Its name comes from the Greek word aktis, meaning “ray,” referencing its common fibrous or radiating crystal habit.
Actinolite ranges in color from pale green to dark green and black, depending on iron and magnesium content. It can form as prismatic crystals, fibrous masses, or as fine needle-like inclusions within Quartz.
When Actinolite forms inside Quartz, it is often referred to as Actinolite Included Quartz. These inclusions can appear as green sprays, needles, wisps, or radiating bursts, making them visually striking and highly sought after by collectors.
From a metaphysical perspective, Actinolite is traditionally regarded as a stone of focus, protection, and spiritual connection.
Actinolite is a calcium magnesium iron silicate mineral that crystallizes in the monoclinic crystal system. It commonly forms during the metamorphism of mafic rocks or carbonate-rich sediments under moderate temperature and pressure conditions.
The mineral belongs to the amphibole group, sharing structural similarities with minerals such as tremolite and hornblende. Increased iron content shifts Actinolite’s color toward darker green or black varieties.
| Property | Value |
|---|---|
| Mineral Class | Amphibole silicate |
| Chemical Formula | Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ |
| Crystal System | Monoclinic |
| Hardness (Mohs) | 5 – 6 |
| Color | Light green to dark green, black |
| Common Associations | Quartz, Calcite, Tremolite |
When Actinolite crystallizes simultaneously with Quartz, the Quartz acts as a stabilizing host, preserving delicate Actinolite growths. These inclusions often enhance both minerals’ structural and energetic coherence.
⚠️ Handling:
Handle gently, especially fibrous or included specimens. Avoid rough contact that could disturb inclusions.
🧼 Cleaning:
Avoid soaking Actinolite specimens, especially fibrous forms. Use dry methods, sound, or brief smoke cleansing.
☀️ Light:
Light-stable under normal conditions.
📦 Storage & Display:
Store away from high humidity. Included Quartz specimens should be displayed securely to avoid vibration.
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Included Quartz refers to Quartz crystals that contain other minerals trapped within them during growth. These inclusions may appear as needles, clouds, veils, phantoms, sprays, plates, threads, or granular deposits, each reflecting the geological conditions present at the time of formation.
Common inclusions include Chlorite, Rutile, Tourmaline, Titanium-bearing minerals, Iron oxides, and many others. Each specimen is inherently unique, as the timing, chemistry, and environment of growth determine the inclusion’s shape, placement, and density.
Included Quartz occurs worldwide, with notable localities in Brazil, Madagascar, Pakistan, India, the United States, and parts of Africa. Because inclusions record a snapshot of the crystal’s growth history, many collectors consider Included Quartz to be a visual and geological record of Earth’s evolving conditions.
Included Quartz is composed of silicon dioxide (SiO₂) and crystallizes in the trigonal crystal system, consistent with all Quartz varieties. The defining feature is the presence of one or more foreign minerals incorporated during crystal growth.
Inclusions form when Quartz grows in environments where other minerals are suspended in hydrothermal fluids. As the Quartz crystal develops, these minerals may become trapped internally rather than being excluded or deposited on the surface. Growth may continue around the inclusion, fully enclosing it within the crystal body.
In some cases, inclusions outline earlier growth stages, forming phantoms. In others, needle-like or fibrous inclusions such as Rutile or Tourmaline grow simultaneously with the Quartz, creating complex internal structures.
| Property | Value |
|---|---|
| Mineral Species | Quartz with mineral inclusions |
| Chemical Formula | SiO₂ (host crystal) |
| Crystal System | Trigonal |
| Hardness (Mohs Scale) | 7 (host crystal) |
| Luster | Vitreous |
| Transparency | Transparent to translucent |
| Defining Feature | Internal mineral inclusions |
From a geological perspective, inclusions provide valuable insight into the temperature, pressure, and chemistry present during crystal formation. Each Included Quartz specimen is effectively a natural archive of its growth environment.
⚠️ Handling:
Included Quartz is generally durable, but internal fractures or delicate inclusions may be present. Handle gently and avoid sudden impacts.
🧼 Cleaning:
Water-safe for brief rinsing. Avoid prolonged soaking, especially for crystals with visible fractures or porous inclusions. Dry thoroughly.
☀️ Light:
Most Included Quartz is light-stable. Some iron-rich inclusions may darken slightly with prolonged intense sunlight.
📦 Storage & Display:
Store separated from harder specimens to prevent chipping. Display securely to protect terminations.