Smartphone Building
Part · discovery

Chemical test raw clear mineral optical feed

Collected optically clear quartz/calcite crystal pieces for hand-ground dispersive prism; birefringence, transmission, defects and cutting stock unqualified; construction hypothesis only, actual chemistry/temperature/duty, amounts and suitability unknown.

Discovered · unresearchedClosure: OpenInventory incomplete

Capability requirements and tolerances

Consumer-specific numerical targets, quantities and acceptance limits remain open or incompletely reviewed. No smartphone-grade suitability is claimed. Distinct capability tiers require their own making route and qualification.

Parts and Tools needed

No researched inventory yet. This is an unexpanded frontier; an empty list does not mean the item can be obtained directly from nature.

What remains unresolved

Canonical reuse assessment
{
  "checked": [
    "coarse-stone-fragments",
    "collected-silica-stock",
    "quartz-feedstock"
  ],
  "decision": "Different physical function or material state from checked records; no built stock or acceptance asserted."
}

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Used by

Items that directly require this item in their selected inventory.

Paths from Smartphone

These routes together include every item that can lead from Smartphone to this item. Repeated path combinations are collapsed; recipes are omitted.

Shortest route: Smartphone → Covers → Temperature instruments → Passive two-color temperature head → Chemical test passive dispersive viewing channel set → Chemical test raw clear mineral optical feed

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