Waste rock pays: richer granite and basalt grinding, bulk rock orders (t3)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/sim/economy.js

@@ -8,7 +8,7 @@ const CLAIM_DEBT = 20000;
 // base price per grain (per bar for bars). 0 = not wanted: it drops through for nothing.
 const PRICE = new Float32Array(NMAT);
 for (const [m, v] of [
-  [SAND, 0.1], [LCLAY, 0.2], [LWOOD, 0.3], [ACORN, 0.5], [COAL, 0.5], [RGRAN, 0.2], [RBAS, 0.4],
+  [SAND, 0.1], [LCLAY, 0.2], [LWOOD, 0.3], [ACORN, 0.5], [COAL, 0.5], [RGRAN, 0.3], [RBAS, 0.5],
   [CUORE, 1], [FEORE, 1.6], [SNORE, 2], [ZNORE, 2.2], [AGORE, 6], [AUORE, 14],
   [CHARCOAL, 1.2], [RBRICK, 0.8], [CULLET, 1.2], [BARGL, 14], [RSTONE, 0.02], [GRAVEL, 0.03], [BARSB, 0.6], [PLANK, 2.4], [GREENB, 2], [BARBR, 9],
   [SCRCU, 3], [SCRFE, 5], [SCRST, 11], [SCRSN, 3.5], [SCRZN, 3.5], [SCRAG, 18], [SCRAU, 40], [SCRBZ, 8], [SCRBS, 7],
@@ -73,7 +73,7 @@ const STANDING = ['Local buyers', 'County buyers', 'Regional buyers', 'National
 function standing() { return Math.min(STANDING.length - 1, Math.floor(ordersDone / 4)); }
 // Builders buy the cheap bulk stuff (rubble, gravel, sand, stone blocks, planks) in big lots at a few
 // times the market price, so waste rock earns a little. [what, smallest lot, largest lot]
-const BUILD_GOODS = [[RSTONE, 400, 1500], [GRAVEL, 300, 1000], [SAND, 300, 900], [BARSB, 20, 80], [PLANK, 20, 80], [BARBR, 20, 80]];
+const BUILD_GOODS = [[RSTONE, 400, 1500], [RGRAN, 300, 1200], [RBAS, 300, 1200], [GRAVEL, 300, 1000], [SAND, 300, 900], [BARSB, 20, 80], [PLANK, 20, 80], [BARBR, 20, 80]];
 function makeBuildersOrder() {
   const cands = BUILD_GOODS.filter(([m]) => seen[m] && !orders.some(o => o.m === m));
   if (!cands.length) return null;