Bracelet sizes & prices

Prices in Philippine pesos, per finished bracelet, for the named variants below. Our team confirms availability, wrist fit, and the final amount before payment.

Yooperlite

Bead size / style	Price per bracelet
6 mm	₱599.00
8 mm	₱899.00
10 mm	₱1,099.00
12 mm	₱1,299.00
Chipstone	₱350.00

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Material reference

Yooperlite · Liwanag sa Dilim

Scientific identity, documented history, and community contexts are presented with sources. TÁWID’s contemporary design interpretation is identified separately.

Material identity

Yooperlite is a commercial name used for fluorescent sodalite-bearing syenite. It identifies a rock containing several minerals, rather than a newly established mineral species. Under suitable ultraviolet illumination, the fluorescent component produces a striking visible response; the appearance under ordinary room light may be much less conspicuous. Light conditions are therefore part of an accurate description or photograph. [3]

Documented historical context

Its documented context is modern collecting and geological research. Michigan Technological University’s 2020 item discusses the fluorescent stones popularly known as Yooperlites and their collection along Lake Superior beaches. The Ontario Geological Survey’s mineral-inventory entry records “Yooperlite Source – 2018” and identifies orange-fluorescing hackmanite, a variety of sodalite, in syenite of the Coldwell Complex.

That inventory discusses a possible geological journey for the Michigan beach material: glacial transport from an Ontario source, followed by washing and tumbling along the shore. It presents the link as a proposed explanation, not a verified origin for every fluorescent pebble. Here, geological movement and modern collecting history meet in the same object. [2] [3]

TÁWID’s contemporary interpretation

Liwanag sa Dilim is TÁWID’s contemporary reflection on discovery through careful observation.

References

1. Michigan Department of Environment, Great Lakes, and Energy, “Rock and mineral identification”
2. Michigan Technological University, “Ted Bornhorst on Finding Mineral Sodalite” (2020)
3. Ontario Geological Survey, Mineral Inventory MDI000000002296, “Yooperlite Source – 2018, Crazy Corner – 2018”

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