Two kinds of Rudraksha fraud start with a genuine seed — carving and joining. The third kind starts with something else entirely: a material shaped or cast to look like a bead. These are the crudest fakes and the easiest to catch, but they circulate in enormous quantities at the bottom of the market, in tourist stalls and in bulk malas, and a buyer who has never handled a genuine bead can be taken in.
Turned and carved wood
A hardwood blank is turned to a sphere on a lathe and the grooves and surface texture are cut in with hand tools or a rotary burr. Good examples are convincing at arm's length. Under a loupe the ornamentation is regular and tool-marked; the grain of the wood runs through the bead in one direction, visible on close inspection; and there is no crown at the pole. The wood is often dense and the bead sinks, which is why the water test is useless. On X-ray a wooden bead is solid — no chambers, no walls — which settles it instantly.
Areca nut and other seeds
The areca (betel) nut, and various other large seeds, are carved to imitate Rudraksha, particularly in the low-mukhi range. Areca has a distinctive marbled internal pattern of dark and light tissue that shows on X-ray and at any cut or chip, and its surface texture, however carved, lacks the fine granular pattern of Rudraksha. Other substitute seeds are covered under Bhadraksha vs Rudraksha.
Moulded plastic
A mould is taken from a genuine bead and plastic is injected. The surface can be an exact copy of the original — including a perfect natural-looking groove floor — because it is a copy. What gives it away: a mould seam, usually running pole to pole; a repeated identical pattern on every bead in a batch; a plastic feel, warmth and lightness; a hole that is moulded rather than a natural channel; and, under a hot needle (a destructive test the laboratory does not need), melting. On X-ray: solid or uniformly hollow, with no chamber structure. Plastic beads are common in bulk malas.
Cast resin
Similar to plastic but cast from a two-part resin, often with fillers to adjust weight and colour, and sometimes with actual Rudraksha powder mixed in so that the surface looks and even smells right. Resin beads can be made to sink. They share the plastic bead's tells — seam, repetition, absent chambers — and resin often fluoresces strongly under UV.
Composite and reconstituted beads
Crushed Rudraksha or wood bound with resin and pressed into a mould. Surface can be good; interior on X-ray is a uniform mass with no walls; weight is variable. These are sometimes marketed with the phrase "made from genuine Rudraksha", which is true in the sense that sawdust is made from genuine trees.
How the laboratory identifies manufactured beads
Magnification finds the seam, the repetition, the tool marks and the absent crown. UV finds resin and adhesive. Weight and feel raise suspicion. The X-ray closes the question: every manufactured bead lacks the radial chamber structure that every genuine Rudraksha has. Reading a Rudraksha X-ray shows the structure; a manufactured bead simply does not have it.
The one thing a buyer can do
Compare. A genuine five-mukhi Indonesian bead costs very little, and handling one — its texture, weight, the look of its grooves under a loupe — is the best education available. A buyer who knows what a real bead looks like at 10× will recognise a moulded copy at once, because a moulded surface, however faithful, is the same on every bead.
Frequently asked questions
Do plastic Rudraksha float?
The cheapest hollow ones do. Filled plastic and resin beads sink. The water test is not a test. See The Rudraksha water test.
Can a moulded bead have a natural-looking surface?
Yes, because it is cast from a natural surface. What it cannot have is a different surface from every other bead cast in the same mould, or chambers inside.
Are wooden Rudraksha malas sold openly?
Sometimes, as decorative or "wooden Rudraksha-style" malas, which is honest. The problem is when they are sold as Rudraksha.
How can I tell resin from seed without instruments?
Look for a seam, compare several beads for identical patterns, feel for warmth and lightness, and check the hole. Any of these is a warning; none is proof. The X-ray is proof.
Is "made from real Rudraksha" a valid claim for a composite bead?
The words may be technically true, but a pressed composite has none of the structure of a natural bead and is not a Rudraksha in any sense that tradition or a laboratory would recognise.