Vivianite Blade C (42g)
For a Vivianite specimen with stronger visual presence, Vivianite Blade C (42g) is the standout of the mid-sized pieces in this batch. Weighing 42g and measuring Approx. 11 × 2.5cm, its bladed form and green-blue colouring make it a striking natural display mineral from Brazil.
Vivianite is more than a pretty blue-green mineral: it is a hydrated iron phosphate that commonly forms prismatic to flattened crystals. Larger well-formed crystals are comparatively less common, which makes strong blade shapes particularly appealing to mineral collectors.
Compare it with other natural formations in our selected rough crystal collection to create a varied display of natural mineral forms.
Product Details
Mineral: Natural Vivianite
Form: Natural blade specimen
Weight: 42g
Approx. Size: 11 × 2.5cm
Colour: Natural green to bluish shades
Origin: Brazil
Mineral Type: Hydrated iron phosphate
Mohs Hardness: Approx. 1.5–2
Why You’ll Love It
· Substantial 42g weight gives the blade stronger display presence
· Approx. 11 × 2.5cm size
· Natural bladed formation rather than a manufactured shape
· Authentic Brazilian origin as supplied
· A distinctive choice for collectors of unusual minerals
Frequently Asked Questions
Q: Is this a natural specimen?
A: Yes. This product is sold as an authentic natural Vivianite blade specimen from Brazil, so shape, colour, surface texture and formation will vary naturally.
Q: What is Vivianite?
A: Vivianite is a natural hydrated iron phosphate mineral. It is known for bladed or flattened crystal forms and green, blue-green to deep blue colouring.
Q: Why does Vivianite show blue and green shades?
A: Vivianite’s colour is linked to changes in the oxidation state of iron within the mineral. Fresh material can be much paler, while oxidation is associated with deeper blue and green-blue tones.
Q: How hard is Vivianite?
A: Vivianite is soft for a mineral, measuring roughly 1.5–2 on the Mohs scale. Handle it gently and avoid rubbing it against harder crystals or surfaces.
Q: Will every Vivianite blade look the same?
A: No. Natural Vivianite specimens differ in blade shape, thickness, colour, transparency, surface texture and other formation details.
Q: How should I display and care for Vivianite?
A: Handle the specimen gently, keep it somewhere secure where it cannot be knocked, and avoid unnecessary rubbing or frequent handling because Vivianite is soft.
Pairs Well With
· Statement rough crystals
· Larger mineral specimens
· Contrasting pale or clear crystals
Perfect For
· Statement mineral displays
· Collectors looking for a larger Vivianite blade
· Natural history and geology enthusiasts
· One-of-a-kind crystal gifting
Comes with a meaning card.
Natural mineral specimens vary in shape, colour, transparency, surface texture and formation. The individual specimen you receive should be assessed from its product photographs.









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